High severity7.1NVD Advisory· Published Nov 2, 2026· Updated Nov 2, 2026
CVE-2026-120429
CVE-2026-120429
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 products
2- Range: <2.9.2
- Range: <2.9.2
Patches
Vulnerability mechanics
References
5- github.com/owen2345/camaleon-cms/blob/2.9.1/app/controllers/camaleon_cms/admin/media_controller.rbnvd
- github.com/owen2345/camaleon-cms/commit/7fe4fa0bf99256dfe32b5f674baf4f771606549envd
- github.com/owen2345/camaleon-cms/pull/1147nvd
- github.com/owen2345/camaleon-cms/releases/tag/2.9.2nvd
- www.vulncheck.com/advisories/camaleon-cms-before-2.9.2-missing-authorization-via-admin-mediacontrollernvd
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