Use After Free in Gnome Libxml2

CVE-2025-7425

A flaw was found in libxslt where the attribute type, atype, flags are modified in a way that corrupts internal memory management. When XSLT functions, such as the key() process, result in tree fragments, this corruption prevents the prope…

Vulnerability class: Use-After-Free

EPSS: 0.003 (20.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-7425?
CVE-2025-7425 is a high-severity vulnerability in Gnome Libxml2, classified under Use After Free. CVSS score: 7.8/10. Published 2025-07-10.
How severe is CVE-2025-7425?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-7425 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.