---
title: "CVE-2026-120429: Camaleon CMS - Broken Access Control"
description: "Camaleon CMS < 2.9.2 contains a broken access control vulnerability in Admin::MediaController, letting low-privileged authenticated users bypass role-based Media permissions to upload files, read private media, and modify avatars."
url: https://panop.io/threat-heartbeat/CVE-2026-120429/
---

# CVE-2026-120429 Camaleon CMS - Broken Access Control

Camaleon CMS < 2.9.2 contains a broken access control vulnerability in Admin::MediaController, letting low-privileged authenticated users bypass role-based Media permissions to upload files, read private media, and modify avatars.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-120429)

## Details

Type

Broken Access Control

Impact

Data Tampering, Information Disclosure, File System Write, File System Read

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Published

2 November 2026

Updated

3 November 2026

Weakness

[CWE-862](https://cwe.mitre.org/data/definitions/862.html)

## Vendor fix

Update to version 2.9.2 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-120429](https://nvd.nist.gov/vuln/detail/CVE-2026-120429)
- [https://www.vulncheck.com/advisories/camaleon-cms-before-2.9.2-missing-authorization-via-admin-mediacontroller](https://www.vulncheck.com/advisories/camaleon-cms-before-2.9.2-missing-authorization-via-admin-mediacontroller)
- [https://github.com/owen2345/camaleon-cms/blob/2.9.1/app/controllers/camaleon\_cms/admin/media\_controller.rb](https://github.com/owen2345/camaleon-cms/blob/2.9.1/app/controllers/camaleon_cms/admin/media_controller.rb)
- [https://github.com/owen2345/camaleon-cms/commit/7fe4fa0bf99256dfe32b5f674baf4f771606549e](https://github.com/owen2345/camaleon-cms/commit/7fe4fa0bf99256dfe32b5f674baf4f771606549e)
- [https://github.com/owen2345/camaleon-cms/pull/1147](https://github.com/owen2345/camaleon-cms/pull/1147)
- [https://github.com/owen2345/camaleon-cms/releases/tag/2.9.2](https://github.com/owen2345/camaleon-cms/releases/tag/2.9.2)

[← All CVEs](https://panop.io/threat-heartbeat/)

## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

[Book a demo](https://panop.io/demo)