VULNERABILITY INTELLIGENCE
CVE-2025-49794
CVSS score9.1 CRITICAL
EPSS probability0.83%
CISA KEVNot currently listed
Published2025-06-16
Last modified2026-10-29
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Description
A use-after-free vulnerability was found in libxml2. This issue occurs when parsing XPath elements under certain circumstances when the XML schematron has the <sch:name path="..."/> schema elements. This flaw allows a malicious actor to craft a malicious XML document used as input for libxml, resulting in the program's crash using libxml or other possible undefined behaviors.
Weakness classification
- secalert@redhat.com: CWE-825