CVE-2025-29790 MEDIUM

CVE-2025-29790: Contao allows cross-site scripting through SVG uploads

Vendor Contao
Product contao
Weakness CWE-79 · XSS
Published March 18, 2025
Last update March 18, 2025
View on NVD All CVEs

CVSS base score

4.8/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction —
Confidentiality —
Integrity —

CVSS vector

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

What the vulnerability does

01Description

Contao is an Open Source CMS. Users can upload SVG files with malicious code, which is then executed in the back end and/or front end. This vulnerability is fixed in Contao 4.13.54, 5.3.30, or 5.5.6.

Key dates

02Disclosure timeline

March 18, 2025 CVE published
March 18, 2025 Record updated