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CVE archive

January 2026

Browse CVE records published in January 2026, with severity, affected products, CWE, KEV, and source-backed vulnerability context.

Showing 50 of 1838 matching CVEs · Page 26 of 37.

High · CVSS 7.2

CVE-2026-0783: ALGO 8180 IP Audio Alerter Web UI Command Injection Remote Code Execution Vulnerability

ALGO 8180 IP Audio Alerter Web UI Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is required to exploit this vulnerability. The specific flaw exists within the web-based user interface. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28292.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 7.2

CVE-2026-0782: ALGO 8180 IP Audio Alerter Web UI Command Injection Remote Code Execution Vulnerability

ALGO 8180 IP Audio Alerter Web UI Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is required to exploit this vulnerability. The specific flaw exists within the web-based user interface. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28291.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.1

CVE-2026-0787: ALGO 8180 IP Audio Alerter SAC Command Injection Remote Code Execution Vulnerability

ALGO 8180 IP Audio Alerter SAC Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SAC module. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28296.

Published Jan 23, 2026 · Updated Jan 23, 2026

Medium · CVSS 5.3

CVE-2026-0788: ALGO 8180 IP Audio Alerter Web UI Persistent Cross-Site Scripting Vulnerability

ALGO 8180 IP Audio Alerter Web UI Persistent Cross-Site Scripting Vulnerability. This vulnerability allows remote attackers to execute web requests with a target user's privileges on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the functionality for viewing the syslog. The issue results from the lack of proper validation of user-supplied data, which can lead to the injection of an arbitrary script. An attacker can leverage this vulnerability to interact with the application in the context of the target user. Was ZDI-CAN-28298.

Published Jan 23, 2026 · Updated Jan 23, 2026

Medium · CVSS 5.3

CVE-2026-0789: ALGO 8180 IP Audio Alerter Web UI Inclusion of Authentication Cookie in Response Body Information Disclosure Vulnerability

ALGO 8180 IP Audio Alerter Web UI Inclusion of Authentication Cookie in Response Body Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web-based user interface. The issue results from the lack of proper management of sensitive information. An attacker can leverage this vulnerability to disclose information in the context of the device. Was ZDI-CAN-28297.

Published Jan 23, 2026 · Updated Jan 23, 2026

Medium · CVSS 5.3

CVE-2026-0790: ALGO 8180 IP Audio Alerter Web UI Direct Request Information Disclosure Vulnerability

ALGO 8180 IP Audio Alerter Web UI Direct Request Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web-based user interface. By navigating directly to a URL, a user can gain unauthorized access to data. An attacker can leverage this vulnerability to disclose information in the context of the device. Was ZDI-CAN-28299.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.1

CVE-2026-0791: ALGO 8180 IP Audio Alerter SIP INVITE Replaces Stack-based Buffer Overflow Remote Code Execution Vulnerability

ALGO 8180 IP Audio Alerter SIP INVITE Replaces Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the Replaces header of SIP INVITE requests. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28300.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-0755: gemini-mcp-tool execAsync Command Injection Remote Code Execution Vulnerability

gemini-mcp-tool execAsync Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of gemini-mcp-tool. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the execAsync method. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27783.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-0756: github-kanban-mcp-server execAsync Command Injection Remote Code Execution Vulnerability

github-kanban-mcp-server execAsync Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of github-kanban-mcp-server. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the create_issue parameter. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27784.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.8

CVE-2026-0757: MCP Manager for Claude Desktop execute-command Command Injection Sandbox Escape Vulnerability

MCP Manager for Claude Desktop execute-command Command Injection Sandbox Escape Vulnerability. This vulnerability allows remote attackers to bypass the sandbox on affected installations of MCP Manager for Claude Desktop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the processing of MCP config objects. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to escape the sandbox and execute arbitrary code in the context of the current process at medium integrity. Was ZDI-CAN-27810.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 7.8

CVE-2026-0758: mcp-server-siri-shortcuts shortcutName Command Injection Privilege Escalation Vulnerability

mcp-server-siri-shortcuts shortcutName Command Injection Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of mcp-server-siri-shortcuts. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the shortcutName parameter. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the service account. Was ZDI-CAN-27910.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-0759: Katana Network Development Starter Kit executeCommand Command Injection Remote Code Execution Vulnerability

Katana Network Development Starter Kit executeCommand Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Katana Network Development Starter Kit. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the executeCommand method. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27786.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-0760: Foundation Agents MetaGPT deserialize_message Deserialization of Untrusted Data Remote Code Execution Vulnerability

Foundation Agents MetaGPT deserialize_message Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foundation Agents MetaGPT. Authentication is not required to exploit this vulnerability. The specific flaw exists within the deserialize_message function. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28121.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-0761: Foundation Agents MetaGPT actionoutput_str_to_mapping Code Injection Remote Code Execution Vulnerability

Foundation Agents MetaGPT actionoutput_str_to_mapping Code Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foundation Agents MetaGPT. Authentication is not required to exploit this vulnerability. The specific flaw exists within the actionoutput_str_to_mapping function. The issue results from the lack of proper validation of a user-supplied string before using it to execute Python code. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28124.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.1

CVE-2026-0762: GPT Academic stream_daas Deserialization of Untrusted Data Remote Code Execution Vulnerability

GPT Academic stream_daas Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GPT Academic. Interaction with a malicious DAAS server is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the stream_daas function. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27956.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-0763: GPT Academic run_in_subprocess_wrapper_func Deserialization of Untrusted Data Remote Code Execution Vulnerability

GPT Academic run_in_subprocess_wrapper_func Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GPT Academic. Authentication is not required to exploit this vulnerability. The specific flaw exists within the run_in_subprocess_wrapper_func function. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27958.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-0764: GPT Academic upload Deserialization of Untrusted Data Remote Code Execution Vulnerability

GPT Academic upload Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GPT Academic. Authentication is not required to exploit this vulnerability. The specific flaw exists within the upload endpoint. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27957.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.8

CVE-2026-0778: Enel X JuiceBox 40 Telnet Service Missing Authentication Remote Code Execution Vulnerability

Enel X JuiceBox 40 Telnet Service Missing Authentication Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Enel X JuiceBox 40 charging stations. Authentication is not required to exploit this vulnerability. The specific flaw exists within the telnet service, which listens on TCP port 2000 by default. The issue results from the lack of authentication prior to allowing remote connections. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-23285.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.4

CVE-2026-0710: Sipp/sipp: sipp: denial of service and potential arbitrary code execution vulnerability

A flaw was found in SIPp. A remote attacker could exploit this by sending specially crafted Session Initiation Protocol (SIP) messages during an active call. This vulnerability, a NULL pointer dereference, can cause the application to crash, leading to a denial of service. Under specific conditions, it may also allow an attacker to execute unauthorized code, compromising the system's integrity and availability.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 7.3

CVE-2026-22241: Open eClass has Unrestricted File Upload that Leads to Remote Code Execution (RCE)

The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, an arbitrary file upload vulnerability in the theme import functionality enables an attacker with administrative privileges to upload arbitrary files on the server's file system. The main cause of the issue is that no validation or sanitization of the file's present inside the zip archive. This leads to remote code execution on the web server. Version 4.2 patches the issue.

Published Jan 8, 2026 · Updated Jan 23, 2026

High · CVSS 8.5

CVE-2026-0863: Sandbox escape in n8n Python task runner allows for arbitrary code execution on the underlying host.

Using string formatting and exception handling, an attacker may bypass n8n's python-task-executor sandbox restrictions and run arbitrary unrestricted Python code in the underlying operating system. The vulnerability can be exploited via the Code block by an authenticated user with basic permissions and can lead to a full n8n instance takeover on instances operating under "Internal" execution mode. If the instance is operating under the "External" execution mode (ex. n8n's official Docker image) - arbitrary code execution occurs inside a Sidecar container and not the main node, which significantly reduces the vulnerability impact.

Published Jan 18, 2026 · Updated Jan 23, 2026

High · CVSS 8.1

CVE-2026-0792: ALGO 8180 IP Audio Alerter SIP INVITE Alert-Info Stack-based Buffer Overflow Remote Code Execution Vulnerability

ALGO 8180 IP Audio Alerter SIP INVITE Alert-Info Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the Alert-Info header of SIP INVITE requests. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28301.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.1

CVE-2026-0793: ALGO 8180 IP Audio Alerter InformaCast Heap-based Buffer Overflow Remote Code Execution Vulnerability

ALGO 8180 IP Audio Alerter InformaCast Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the InformaCast functionality. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28302.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.1

CVE-2026-0794: ALGO 8180 IP Audio Alerter SIP Use-After-Free Remote Code Execution Vulnerability

ALGO 8180 IP Audio Alerter SIP Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SIP calls. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28303.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 7.2

CVE-2026-0795: ALGO 8180 IP Audio Alerter Web UI Command Injection Remote Code Execution Vulnerability

ALGO 8180 IP Audio Alerter Web UI Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is required to exploit this vulnerability. The specific flaw exists within the web-based user interface. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28321.

Published Jan 23, 2026 · Updated Jan 23, 2026

Medium · CVSS 5.3

CVE-2026-0767: Open WebUI Cleartext Transmission of Credentials Information Disclosure Vulnerability

Open WebUI Cleartext Transmission of Credentials Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of Open WebUI. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of credentials provided to the endpoint. The issue results from transmitting sensitive information in plaintext. An attacker can leverage this vulnerability to disclose transmitted credentials, leading to further compromise. Was ZDI-CAN-28259.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-0773: Upsonic Cloudpickle Deserialization of Untrusted Data Remote Code Execution Vulnerability

Upsonic Cloudpickle Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Upsonic. Authentication is not required to exploit this vulnerability. The specific flaw exists within the add_tool endpoint, which listens on TCP port 7541 by default. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-26845.

Published Jan 23, 2026 · Updated Jan 23, 2026

High · CVSS 8.8

CVE-2026-0774: WatchYourLAN Configuration Page Argument Injection Remote Code Execution Vulnerability

WatchYourLAN Configuration Page Argument Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of WatchYourLAN. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the arpstrs parameter. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-26708.

Published Jan 23, 2026 · Updated Jan 23, 2026

Critical · CVSS 9.8

CVE-2026-1364: JNC|IAQS and I6 - Missing Authentication

IAQS and I6 developed by JNC has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to directly operate system administrative functionalities.

Published Jan 23, 2026 · Updated Jan 23, 2026

Medium · CVSS 6.5

CVE-2026-22274: Dell ECS, versions 3.8.1.0 through 3.8.1.7, and Dell ObjectScale versions prior to 4.2.0.0, contains a Clea...

Dell ECS, versions 3.8.1.0 through 3.8.1.7, and Dell ObjectScale versions prior to 4.2.0.0, contains a Cleartext Transmission of Sensitive Information vulnerability in the Fabric Syslog. An unauthenticated attacker with remote access could potentially exploit this vulnerability to intercept and modify information in transit.

Published Jan 23, 2026 · Updated Jan 23, 2026

Medium · CVSS 4.5

CVE-2026-21883: Bokeh server applications have Incomplete Origin Validation in WebSockets

Bokeh is an interactive visualization library written in Python. In versions 3.8.1 and below, if a server is configured with an allowlist (e.g., dashboard.corp), an attacker can register a domain like dashboard.corp.attacker.com (or use a subdomain if applicable) and lure a victim to visit it. The malicious site can then initiate a WebSocket connection to the vulnerable Bokeh server. Since the Origin header (e.g., http://dashboard.corp.attacker.com/) matches the allowlist according to the flawed logic, the connection is accepted. Once connected, the attacker can interact with the Bokeh server on behalf of the victim, potentially accessing sensitive data, or modifying visualizations. This issue is fixed in version 3.8.2.

Published Jan 8, 2026 · Updated Jan 23, 2026

High · CVSS 7.8

CVE-2026-20613: The ArchiveReader.extractContents() function used by cctl image load and container image load performs no p...

The ArchiveReader.extractContents() function used by cctl image load and container image load performs no pathname validation before extracting an archive member. This means that a carelessly or maliciously constructed archive can extract a file into any user-writable location on the system using relative pathnames. This issue is addressed in container 0.8.0 and containerization 0.21.0.

Published Jan 22, 2026 · Updated Jan 23, 2026

Medium · CVSS 5.3

CVE-2026-23831: Rekor COSE v0.0.1 Canonicalize crashes when passed empty Message

Rekor is a software supply chain transparency log. In versions 1.4.3 and below, the entry implementation can panic on attacker-controlled input when canonicalizing a proposed entry with an empty spec.message, causing nil Pointer Dereference. Function validate() returns nil (success) when message is empty, leaving sign1Msg uninitialized, and Canonicalize() later dereferences v.sign1Msg.Payload. A malformed proposed entry of the cose/v0.0.1 type can cause a panic on a thread within the Rekor process. The thread is recovered so the client receives a 500 error message and service still continues, so the availability impact of this is minimal. This issue has been fixed in version 1.5.0.

Published Jan 22, 2026 · Updated Jan 23, 2026

High · CVSS 7.5

CVE-2026-23737: seroval Affected by Remote Code Execution via JSON Deserialization

seroval facilitates JS value stringification, including complex structures beyond JSON.stringify capabilities. In versions 1.4.0 and below, improper input handling in the JSON deserialization component can lead to arbitrary JavaScript code execution. Exploitation is possible via overriding constant value and error deserialization, allowing indirect access to unsafe JS evaluation. At minimum, attackers need the ability to perform 4 separate requests on the same function, and partial knowledge of how the serialized data is used during later runtime processing. This vulnerability affects the fromJSON and fromCrossJSON functions in a client-to-server transmission scenario. This issue has been fixed in version 1.4.0.

Published Jan 21, 2026 · Updated Jan 22, 2026

Medium · CVSS 5.2

CVE-2026-23873: HUSTOJ is Vulnerable to Stored CSV Injection (Formula Injection) in Contest Rank Export

hustoj is an open source online judge based on PHP/C++/MySQL/Linux for ACM/ICPC and NOIP training. All versions are vulnerable to CSV Injection (Formula Injection) through the contest rank export functionality (contestrank.xls.php and admin/ranklist_export.php). The application fails to sanitize user-supplied input (specifically the "Nickname" field) before exporting it to an .xls file (which renders as an HTML table but is opened by Excel). If a malicious user sets their nickname to an Excel formula when an administrator exports and opens the rank list in Microsoft Excel, the formula will be executed. This can lead to arbitrary command execution (RCE) on the administrator's machine or data exfiltration. A fix was not available at the time of publication.

Published Jan 21, 2026 · Updated Jan 22, 2026

Medium · CVSS 5.1

CVE-2026-23887: Group-Office has stored XSS vulnerability via unsanitized filenames

Group-Office is an enterprise customer relationship management and groupware tool. In versions 6.8.148 and below, and 25.0.1 through 25.0.79, the application stores unsanitized filenames in the database, which can lead to Stored Cross-Site Scripting (XSS). Users who interact with these specially crafted file names within the Group-Office application are affected. While the scope is limited to the file-viewing context, it could still be used to interfere with user sessions or perform unintended actions in the browser. This issue is fixed in versions 6.8.149 and 25.0.80.

Published Jan 21, 2026 · Updated Jan 22, 2026

Medium · CVSS 6.8

CVE-2026-23893: openCryptoki has improper link resolution before file access (link following)

openCryptoki is a PKCS#11 library and provides tooling for Linux and AIX. Versions 2.3.2 and above are vulnerable to symlink-following when running in privileged contexts. A token-group user can redirect file operations to arbitrary filesystem targets by planting symlinks in group-writable token directories, resulting in privilege escalation or data exposure. Token and lock directories are 0770 (group-writable for token users), so any token-group member can plant files and symlinks inside them. When run as root, the base code handling token directory file access, as well as several openCryptoki tools used for administrative purposes, may reset ownership or permissions on existing files inside the token directories. An attacker with token-group membership can exploit the system when an administrator runs a PKCS#11 application or administrative tool that performs chown on files inside the token directory during normal maintenance. This issue is fixed in commit 5e6e4b4, but has not been included in a released version at the time of publication.

Published Jan 22, 2026 · Updated Jan 22, 2026

Medium · CVSS 6.8

CVE-2026-23946: Tendenci has Authenticated Remote Code Execution via Pickle Deserialization

Tendenci is an open source content management system built for non-profits, associations and cause-based sites. Versions 15.3.11 and below include a critical deserialization vulnerability in the Helpdesk module (which is not enabled by default). This vulnerability allows Remote Code Execution (RCE) by an authenticated user with staff security level due to using Python's pickle module in helpdesk /reports/. The original CVE-2020-14942 was incompletely patched. While ticket_list() was fixed to use safe JSON deserialization, the run_report() function still uses unsafe pickle.loads(). The impact is limited to the permissions of the user running the application, typically www-data, which generally lacks write (except for upload directories) and execute permissions. This issue has been fixed in version 15.3.12.

Published Jan 22, 2026 · Updated Jan 22, 2026

Medium · CVSS 5.5

CVE-2026-23951: SumatraPDF's Integer Underflow in PalmDbReader Leads to Crash

SumatraPDF is a multi-format reader for Windows. All versions contain an off-by-one error in the validation code that only triggers with exactly 2 records, causing an integer underflow in the size calculation. This bug exists in PalmDbReader::GetRecord when opening a crafted Mobi file, resulting in an out-of-bounds heap read that crashes the app. There are no published fixes at the time of publication.

Published Jan 22, 2026 · Updated Jan 22, 2026

Medium · CVSS 6.5

CVE-2026-23952: ImageMagick has a NULL pointer dereference in MSL parser via <comment> tag before image load

ImageMagick is free and open-source software used for editing and manipulating digital images. Versions 14.10.1 and below have a NULL pointer dereference vulnerability in the MSL (Magick Scripting Language) parser when processing <comment> tags before images are loaded. This can lead to DoS attack due to assertion failure (debug builds) or NULL pointer dereference (release builds). This issue is fixed in version 14.10.2.

Published Jan 22, 2026 · Updated Jan 22, 2026

Medium · CVSS 5.3

CVE-2026-23961: Mastodon may allow a remote suspension bypass

Mastodon is a free, open-source social network server based on ActivityPub. Mastodon allows server administrators to suspend remote users to prevent interactions. However, some logic errors allow already-known posts from such suspended users to appear in timelines if boosted. Furthermore, under certain circumstances, previously-unknown posts from suspended users can be processed. This issue allows old posts from suspended users to occasionally end up on timelines on all Mastodon versions. Additionally, on Mastodon versions from v4.5.0 to v4.5.4, v4.4.5 to v4.4.11, v4.3.13 to v4.3.17, and v4.2.26 to v4.2.29, remote suspended users can partially bypass the suspension to get new posts in. Mastodon versions v4.5.5, v4.4.12, v4.3.18 are patched.

Published Jan 22, 2026 · Updated Jan 22, 2026

High · CVSS 7.5

CVE-2026-23962: Mastodon vulnerable to Denial of Service from a single post (client/server)

Mastodon is a free, open-source social network server based on ActivityPub. Mastodon versions before v4.3.18, v4.4.12, and v4.5.5 do not have a limit on the maximum number of poll options for remote posts, allowing attackers to create polls with a very large amount of options, greatly increasing resource consumption. Depending on the number of poll options, an attacker can cause disproportionate resource usage in both Mastodon servers and clients, potentially causing Denial of Service either server-side or client-side. Mastodon versions v4.5.5, v4.4.12, v4.3.18 are patched.

Published Jan 22, 2026 · Updated Jan 22, 2026

Medium · CVSS 5.9

CVE-2026-22036: Undici has an unbounded decompression chain in HTTP responses on Node.js Fetch API via Content-Encoding leads to resource exhaustion

Undici is an HTTP/1.1 client for Node.js. Prior to 7.18.0 and 6.23.0, the number of links in the decompression chain is unbounded and the default maxHeaderSize allows a malicious server to insert thousands compression steps leading to high CPU usage and excessive memory allocation. This vulnerability is fixed in 7.18.0 and 6.23.0.

Published Jan 14, 2026 · Updated Jan 22, 2026

Low · CVSS 3.5

CVE-2026-22281: Dell PowerScale OneFS, versions 9.5.0.0 through 9.5.1.5, versions 9.6.0.0 through 9.7.1.10, versions 9.8.0....

Dell PowerScale OneFS, versions 9.5.0.0 through 9.5.1.5, versions 9.6.0.0 through 9.7.1.10, versions 9.8.0.0 through 9.10.1.3, versions starting from 9.11.0.0 and prior to 9.13.0.0, contains a Time-of-check Time-of-use (TOCTOU) race condition vulnerability. A low privileged attacker with adjacent network access could potentially exploit this vulnerability, leading to denial of service.

Published Jan 22, 2026 · Updated Jan 22, 2026

Medium · CVSS 5

CVE-2026-22280: Dell PowerScale OneFS, versions 9.5.0.0 through 9.5.1.5, versions 9.6.0.0 through 9.7.1.10, versions 9.8.0....

Dell PowerScale OneFS, versions 9.5.0.0 through 9.5.1.5, versions 9.6.0.0 through 9.7.1.10, versions 9.8.0.0 through 9.10.1.3, versions starting from 9.11.0.0 and prior to 9.13.0.0, contains an incorrect permission assignment for critical resource vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to denial of service.

Published Jan 22, 2026 · Updated Jan 22, 2026