RLSA-2026:72663

RLSA-2026:72663 · Important: expat security update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Expat is a C library for parsing XML documents. Security Fix(es): * expat: Expat: Denial of Service via quadratic complexity in attribute processing (CVE-2026-66046) * expat: Expat: XML Injection via Malformed UTF-16 Input (CVE-2026-93990) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS 7.5 · High · Fix available

Published

2026-09-30T12:05:19.277561Z

Updated

2026-09-30T12:45:02.342570607Z

Stack: system

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