CVE-2026-29597: DDSN Interactive cm3 Acora CMS version 10.7.1 contains an improper access control vulnerability.
DDSN Interactive cm3 Acora CMS version 10.7.1 contains an improper access control vulnerability. An editor-privileged user can access sensitive configuration files by force browsing the “/Admin/file_manager/file_details.asp” endpoint and manipulating the “file” parameter. By referencing specific files (e.g., cm3.xml), the attacker can retrieve system administrator credentials, SMTP settings, database credentials, and other confidential information. The exposure of this information can lead to full administrative access to the CMS, unauthorized access to email services, compromise of backend databases, lateral movement within the network, and long-term persistence by an attacker. This access control bypass poses a critical risk of account takeover, privilege escalation, and systemic compromise of the affected application and its associated infrastructure.
Security readout for executives and security teams
Plain-English summary
A flaw in Acora CMS 10.7.1 lets a low-privilege editor user download sensitive configuration files, including admin passwords, email server settings, and database credentials. With those secrets, an attacker can take over the CMS, read email, reach backend databases, and move deeper into the network. The vendor has not published a fix in the sources reviewed.
Executive priority
Prioritize this within the next patch cycle if Acora CMS 10.7.1 is in use, since exposed credentials could enable full CMS takeover and lateral movement.
Technical view
CVE-2026-29597 is an improper access control issue (CWE-284) in DDSN Interactive cm3 Acora CMS 10.7.1. An authenticated editor can force-browse /Admin/file_manager/file_details.asp and manipulate the file parameter to read arbitrary server-side files such as cm3.xml, disclosing administrator credentials, SMTP configuration, and database connection strings. CVSS 3.1 base score is 6.5 (AV:N/AC:L/PR:L/UI:N/C:H/I:N/A:N).
Likely exposure
Applies to organizations running DDSN Interactive cm3 Acora CMS 10.7.1 where editor-tier accounts exist. Any editor session — including a phished or reused credential — can reach the vulnerable file manager endpoint over the network, so exposure scales with the number of editor users and any internet-facing CMS admin interfaces.
Exploitation context
A public proof-of-concept exists on GitHub, but there is no evidence in KEV or the source bundle of active in-the-wild exploitation. Exploitation requires an authenticated editor account, lowering the pool of attackers to insiders, compromised users, or attackers who chain this with account acquisition.
Researcher notes
CWE-284 (Improper Access Control) at the /Admin/file_manager/file_details.asp endpoint. The CVSS 6.5 vector (AV:N/AC:L/PR:L/UI:N/C:H/I:N/A:N) reflects confidentiality-only impact from an editor account, but downstream credential reuse (admin, SMTP, DB) realistically escalates to full compromise, which the description explicitly calls out. No vendor advisory or patched version is cited in the bundle; only a researcher PoC repo is referenced. Confidence is medium because affected product metadata is marked n/a and no independent corroboration beyond the reporter's GitHub was provided.
Mitigation direction
Contact DDSN Interactive for a patched build or vendor guidance on Acora CMS 10.7.1.
Restrict /Admin/file_manager/ access via IP allowlists, VPN, or WAF rules until fixed.
Rotate credentials stored in cm3.xml and related config files, including SMTP and database secrets.
Audit and reduce editor-privileged accounts, and enforce MFA on all admin-tier users.
Remove or relocate sensitive config files from web-reachable directories where feasible.
Validation and detection
Confirm whether any deployed Acora CMS instance is version 10.7.1 or nearby builds.
Review web server logs for requests to /Admin/file_manager/file_details.asp with unusual file parameters.
Inventory editor-level accounts and check for anomalous logins or session activity.
Verify whether cm3.xml or similar config files are readable via the file manager endpoint in a controlled test.
Check DDSN Interactive advisories and release notes for a patched version or workaround.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
cwe · medium confidence lookup
CWE-284: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
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CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
CWE-284 · source CWE mapping
Improper Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.