CVE-2016-20053 MEDIUM

CVE-2016-20053: Redaxo CMS 5.2 Cross-Site Request Forgery via users endpoint

Vendor Redaxo
Product Redaxo CMS
Weakness CWE-352 · CSRF
Published April 4, 2026
Last update April 6, 2026

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L

What the vulnerability does

01Description

Redaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create administrative user accounts by tricking authenticated administrators into visiting malicious pages. Attackers can craft HTML forms targeting the users endpoint with hidden fields containing admin credentials and account parameters to add new administrator accounts without user consent.

Key dates

02Disclosure timeline

April 4, 2026 CVE published
April 6, 2026 Record updated