CVE-2025-29790

Contao allows cross-site scripting through SVG uploads

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.

Category

4.8
CVSS
Severity: Medium
CVSS 4.0 •
EPSS 0.07%
Affected: contao contao
Published at:
Updated at:

References

Link Tags
https://github.com/contao/contao/security/advisories/GHSA-vqqr-fgmh-f626
https://contao.org/en/security-advisories/cross-site-scripting-through-svg-uploads

Frequently Asked Questions

What is the severity of CVE-2025-29790?
CVE-2025-29790 has been scored as a medium severity vulnerability.
How to fix CVE-2025-29790?
To fix CVE-2025-29790, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-29790 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-29790 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-29790?
CVE-2025-29790 affects contao contao.
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