NULL pointer dereference in Xmlsoft Libxml2

CVE-2025-27113

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

EPSS: 0.010 (59.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 2.9 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-27113?
CVE-2025-27113 is a low-severity vulnerability in Xmlsoft Libxml2, classified under NULL Pointer Dereference. CVSS score: 2.9/10. Published 2025-02-18.
How severe is CVE-2025-27113?
Low severity. CVSS v3 base score is 2.9 out of 10.
Is CVE-2025-27113 known to be exploited?
7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.