CVE-2026-56131
MEDIUM
NVD
CVSS Score
4.9
Severity
MEDIUM
Published
Jun 19, 2026
Vendor
unknown
Description
libexpat before 2.8.2 lacks handler call depth tracking for calls to XML_ResumeParser from within handlers in cases of a policy violation. Thus, a use-after-free can occur (similar to the CVE-2026-50219 situation).