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CVE Record

CVE-2020-35760: bloofoxCMS 0.5.2.1 is infected with Unrestricted File Upload that allows attackers to upload malicious file...

bloofoxCMS 0.5.2.1 is infected with Unrestricted File Upload that allows attackers to upload malicious files (ex: php files).

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2020-35760 describes an unrestricted file upload issue in bloofoxCMS 0.5.2.1. The public record says attackers can upload malicious files, including PHP files. If a vulnerable site accepts uploads and serves them in an executable location, this could compromise the website. Source data is sparse.

Executive priority

Treat as priority for any public bloofoxCMS deployment. The record lacks scoring and patch details, but unrestricted PHP upload can create a direct website compromise path when executable uploads are possible.

Technical view

The available CVE description identifies bloofoxCMS 0.5.2.1 as allowing unrestricted upload of malicious files such as PHP. No CVSS vector, CWE, affected CPE, patch version, authentication requirement, or execution-path details are provided in the supplied sources.

Likely exposure

Exposure is most likely on sites running bloofoxCMS 0.5.2.1 with an accessible upload feature. The source bundle does not identify CPEs, deployment patterns, authentication requirements, or whether default configurations are affected.

Exploitation context

The supplied CVE data does not show CISA KEV listing or active exploitation evidence. The risk comes from file upload abuse, especially where uploaded PHP can be executed by the web server.

Researcher notes

Evidence is limited to the CVE description and referenced GitHub issue URL in the supplied bundle. Validate exploitability by configuration review, not assumptions: upload reachability, accepted extensions, storage path, and server execution behavior determine practical impact.

Mitigation direction

  • Check vendor or project guidance for a fixed bloofoxCMS release.
  • Restrict upload endpoints to authenticated, authorized users only.
  • Block executable file types such as PHP in upload paths.
  • Ensure upload directories cannot execute server-side code.
  • Review web server rules for uploaded content handling.

Validation and detection

  • Inventory systems for bloofoxCMS 0.5.2.1.
  • Identify all public or authenticated upload paths.
  • Confirm uploaded files are type-checked and extension-restricted.
  • Verify upload directories do not execute PHP or scripts.
  • Review logs for suspicious upload activity.
Prepared
Confidence
medium
Sources
3

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

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

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.

description · low confidence lookup

File access behavior lookup

The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2020-35760 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.