VULNERABILITY INTELLIGENCE

CVE-2026-30452

CVSS score6.5 MEDIUM
EPSS probability0.25%
CISA KEVNot currently listed
Published2026-04-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Description

Textpattern CMS 4.9.0 contains a Broken Access Control vulnerability in the article management system that allows authenticated users with low privileges to modify articles owned by users with higher privileges. By manipulating the article ID parameter during the duplicate-and-save workflow in textpattern/include/txp_article.php, an attacker can bypass authorization checks and overwrite content belonging to other users.

Weakness classification

  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-284

Primary references