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.

INFO

Published Date :

2026-04-21T00:00:00.000Z

Last Modified :

2026-04-22T15:35:46.859Z

Source :

mitre
AFFECTED PRODUCTS

The following products are affected by CVE-2026-30452 vulnerability.

Vendors Products
Textpattern
  • Textpattern
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-30452.

URL Resource
https://github.com/textpattern/textpattern cve-icon cve-icon
https://textpattern.com/weblog/textpattern-491-released-security-fixes-patches-and-tweaks cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact