CVE-2025-27110: Trustwave Modsecurity

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Libmodsecurity is one component of the ModSecurity v3 project. The library codebase serves as an interface to ModSecurity Connectors taking in web traffic and applying traditional ModSecurity processing. A bug that exists only in Libmodsecurity3 version 3.0.13 means that, in 3.0.13, Libmodsecurity3 can't decode encoded HTML entities if they contains leading zeroes. Version 3.0.14 contains a fix. No known workarounds are available.

Affected products

Published 2025-02-25. Last modified 2026-06-17.