CVE-2026-116009
CVE-2026-116009 · Camaleon CMS before 2.9.3 Path Traversal RCE via Media crop_url Action
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Camaleon CMS before 2.9.3 contains a path traversal vulnerability that allows users with only the media permission to write arbitrary files by supplying ../ sequences in the name parameter. Attackers can send a base64 data: URI to the crop_url media action to write an ERB template into a theme's views directory, which executes when rendered.
CVSS 8.7 · High · EPSS 0.4% · Fix available
- Published
- Updated
Affected products and versions
camaleon-cms
- Versions
- ≥ 0, < 2.9.3: Affected (custom)
Update to 2.9.3
Original sources
- https://github.com/owen2345/camaleon-cms/commit/430cce27ea63a397a7b7fa0260b4ec2128ea63fd
- https://github.com/owen2345/camaleon-cms/pull/1201
- https://github.com/owen2345/camaleon-cms/pull/1211
- https://github.com/owen2345/camaleon-cms/blob/2.9.2/app/helpers/camaleon_cms/uploader_helper.rb#L277-L287
- https://github.com/owen2345/camaleon-cms/releases/tag/2.9.3
- https://www.vulncheck.com/advisories/camaleon-cms-before-2.9.3-path-traversal-rce-via-media-crop-url-action
- https://nvd.nist.gov/vuln/detail/CVE-2026-116009