CVE-2026-50219

MEDIUM CVSS 4.9 View on NVD ↗

Description

libexpat before 2.8.2 lacks handler call depth tracking for calls to XML_GetBuffer, XML_Parse, XML_ParseBuffer, XML_ParserFree, or XML_ParserReset from within handlers in cases of a policy violation. Thus, a use-after-free can occur,

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Products

libexpat_project/libexpat

References

https://github.com/libexpat/libexpat/pull/1246

Published: Jun 04, 2026 06:16 UTC Modified: Jun 04, 2026 18:39 UTC