Vulnerability · Published Sep 29, 2026 · Assigned by VulDB
CVE-2026-102261owen2345 Camaleon CMS Media Crop media_controller.rb crop authorization
Medium 5.4
In plain English
A medium-severity authorization bypass via user-controlled key in Camaleon CMS from owen2345. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Official description
A flaw has been found in owen2345 Camaleon CMS up to 2.9.2. Impacted is the function crop of the file app/controllers/camaleon_cms/admin/media_controller.rb of the component Media Crop Handler. This manipulation of the argument saved_avatar causes authorization bypass. The attack may be initiated remotely. The exploit has been published and may be used. Upgrading to version 2.9.3 is recommended to address this issue. Patch name: c143e145caa600947e70a240e87f2fed889149d3. It is suggested to upgrade the affected component.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| owen2345 | Camaleon CMS | 2.9.02.9.12.9.2 |
Weakness: CWE-639, CWE-285 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:O/RC:C
References
- VDB-411164 | owen2345 Camaleon CMS Media Crop media_controller.rb crop authorization vdb-entry, technical-description
- VDB-411164 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-102261 | CVE Analysis and Report third-party-advisory
- Submit #934944 | owen2345 CAMALEON CMS 2.9.2 Broken Object Level Authorization (BOLA) / Insecure Direct Objec third-party-advisory
- https://github.com/owen2345/camaleon-cms/commit/c143e145caa600947e70a240e87f2fed889149d3 patch
- https://github.com/owen2345/camaleon-cms/releases/tag/2.9.3 patch