CVE-2026-30452

Published April 21st, 2026

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CVSS v3

6.5

MEDIUM

CVSS v2

N/A

Affected

PROJECT

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.

textpattern/textpattern

A flexible, elegant, fast and easy-to-use content management system written in PHP.

GitHub

871