owen2345 Camaleon CMS up to 2.9.2 Media Action crop_url name path traversal

Summaryinfo

A vulnerability classified as critical was found in owen2345 Camaleon CMS up to 2.9.2. Affected by this vulnerability is the function crop_url of the component Media Action. Executing a manipulation of the argument Name can lead to path traversal. This vulnerability appears as CVE-2026-116009. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in owen2345 Camaleon CMS up to 2.9.2 and classified as critical. This vulnerability affects the function crop_url of the component Media Action. The manipulation of the argument name with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at github.com. This vulnerability was named CVE-2026-116009 since 10/24/2026. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 2.9.3 eliminates this vulnerability.

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Productinfo

Type

• Content Management System

Vendor

• owen2345

Name

• Camaleon CMS

Version

• 2.9.0
• 2.9.1
• 2.9.2

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CPE 2.2info

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