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.
Last supporting evidence check: 2026-10-24T11:30:45.069Z UTC
expat 2.5.0-6.el9_8.5
expat-devel 2.5.0-6.el9_8.5