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CVE-2026-120429

Camaleon CMS before 2.9.2 Missing Authorization via Admin::MediaController

HIGH
7.1
CVSS Score
Published: November 2, 2026 at 02:28 PM UTC
Updated: November 2, 2026 at 04:17 PM UTC
1 product affected across 1 vendorCamaleon CMS

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Severity
HIGH7.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Camaleon CMS before 2.9.2 contains a missing authorization vulnerability in Admin::MediaController that allows low-privileged authenticated users to bypass the role-based Media permission. Attackers can POST to /admin/media/upload to store files, read private media via download_private_file, and use crop with saved_avatar to change other users' avatars.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Camaleon CMS· OWEN2345rubygems
90%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (5)

PatchIssue Tracking
Source: cverecord
https://github.com/owen2345/camaleon-cms/pull/1147
Patch
Source: cverecord
https://github.com/owen2345/camaleon-cms/commit/7fe4fa0bf99256dfe32b5f674baf4f771606549e
Technical Description
Source: cverecord
https://github.com/owen2345/camaleon-cms/blob/2.9.1/app/controllers/camaleon_cms/admin/media_controller.rb
Release Notes
Source: cverecord
https://github.com/owen2345/camaleon-cms/releases/tag/2.9.2
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/camaleon-cms-before-2.9.2-missing-authorization-via-admin-mediacontroller

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGHVulnCheck
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-862

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