CVE-2026-120429

    Dashboard / Vulnerabilities / CVE-2026-120429

    CVE-2026-120429

    Published: 2 Nov 2026Last Modified: 4 Nov 2026

    Summary: Camaleon CMS before 2.9.2 Missing Authorization via Admin::MediaController

    Details: Camaleon CMS before 2.9.2 contains a missing authorization vulnerability in Admin::MediaController that allows low-privileged authenticated users to bypass the role-based Media permission. Attackers can POST to /admin/media/upload to store files, read private media via download_private_file, and use crop with saved_avatar to change other users' avatars.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/120xxx/CVE-2026-120429.json, https://github.com/owen2345/camaleon-cms/releases/tag/2.9.2, 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://github.com/owen2345/camaleon-cms/commit/7fe4fa0bf99256dfe32b5f674baf4f771606549e, https://github.com/owen2345/camaleon-cms/pull/1147, https://github.com/owen2345/camaleon-cms, https://github.com/owen2345/camaleon-cms/blob/2.9.1/app/controllers/camaleon_cms/admin/media_controller.rb

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -45c15c72bf415015322512bc1f8069bdff240dd4

    Affected versions

    2.9.1
    2.9.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-120429 | CVE-DB