---
id: CVE-2026-116009
title: Camaleon CMS before 2.9.3 Path Traversal RCE via Media crop_url Action
summary: >-
  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
  cr…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-22
vendor: owen2345
product: camaleon-cms
affected:
  - camaleon-cms < 2.9.3
published: '2026-10-24'
updated: '2026-10-24'
sourceUpdated: '2026-10-24T11:40:28.810Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-116009'
references:
  - url: >-
      https://github.com/owen2345/camaleon-cms/commit/430cce27ea63a397a7b7fa0260b4ec2128ea63fd
  - url: 'https://github.com/owen2345/camaleon-cms/pull/1201'
  - url: 'https://github.com/owen2345/camaleon-cms/pull/1211'
  - url: >-
      https://github.com/owen2345/camaleon-cms/blob/2.9.2/app/helpers/camaleon_cms/uploader_helper.rb#L277-L287
  - url: 'https://gist.github.com/lukmanazri/b7e76a1ddc84dc977800013c53f671b5'
  - url: 'https://github.com/owen2345/camaleon-cms/releases/tag/2.9.3'
    label: camaleon-cms 2.9.3 Release Notes
  - url: >-
      https://www.vulncheck.com/advisories/camaleon-cms-before-2.9.3-path-traversal-rce-via-media-crop-url-action
    label: >-
      VulnCheck Advisory: Camaleon CMS before 2.9.3 Path Traversal RCE via Media
      crop_url Action
tags:
  - cve.org
ingestedAt: '2026-10-24T11:57:47.030Z'
---

## Overview

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.

## Affected

- `camaleon-cms < 2.9.3`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.