CVE-2026-120429
Camaleon CMS before 2.9.2 contains a missing authorization vulnerability in Admin::MediaController…
- Risk score
- 43/100
- CVSS
- 7.1 v3.1
- Published
- 2 Nov 2026
Open in the live forecast Today's forecast
What to know
- What it is
- 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_av…
- Affected
- See advisory
- Fix
- Upgrade the product to 2.9.2 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.1 high
References
- https://github.com/owen2345/camaleon-cms/blob/2.9.1/app/controllers/camaleon_cms/admin/media_controller.rb
- https://github.com/owen2345/camaleon-cms/commit/7fe4fa0bf99256dfe32b5f674baf4f771606549e
- https://github.com/owen2345/camaleon-cms/pull/1147
- https://github.com/owen2345/camaleon-cms/releases/tag/2.9.2
- https://www.vulncheck.com/advisories/camaleon-cms-before-2.9.2-missing-authorization-via-admin-mediacontroller
Original 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.
Last activity 2 Nov 2026. Patch Forecast updates every hour.