CVE-2025-27113: Xmlsoft LIBXML2

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a NULL pointer dereference in xmlPatMatch in pattern.c.

Affected products

• Xmlsoft LIBXML2: before 2.12.10 (fixed in 2.12.10); from 2.13.0, before 2.13.6 (fixed in 2.13.6)

Published 2025-02-18. Last modified 2026-06-17.