CVE-2026-77137: TYPO3 Extension Forms Export

High severity, CVSS 7.7. EPSS: 0.4% chance of exploitation in the next 30 days.

The extension fails to properly sanitize user input before using it in a database query. As a result, a low-privileged backend user can inject arbitrary SQL through a URL parameter within the "Forms Export" backend module. Exploitation requires a low-privileged backend user and read access to the "Forms Export" Backend module.

Affected products

• TYPO3 Extension Forms Export: from 7.0.0, before 7.1.1 (fixed in 7.1.1); from 6.0.0, before 6.1.3 (fixed in 6.1.3); before 5.0.5 (fixed in 5.0.5)

Published 2026-08-25. Last modified 2026-09-28.