CVE-2025-29790

Published: Mar 18, 2025Modified: Nov 4, 2025

4.8

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less

Source: security-advisories@github.com (Secondary)

Description

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.

Affected (3)

Products: Contao: Contao

1 product

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Contao Contao	From 4.0.0 to 4.13.53
Contao Contao	From 5.0.0 to 5.3.30
Contao Contao	From 5.4.0 to 5.5.6

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (2)

https://contao.org/en/security-advisories/cross-site-scripting-through-svg-uploads

Source: security-advisories@github.com

Vendor Advisory

https://github.com/contao/contao/security/advisories/GHSA-vqqr-fgmh-f626

Source: security-advisories@github.com

PatchThird Party Advisory

Timeline

No history available yet.