CVE-2026-41080

Description

libexpat before 2.8.0 uses insufficient entropy, and thus hash flooding can occur via a crafted XML document.

PUBLISHED Reserved 2026-04-16 | Published 2026-04-16 | Updated 2026-05-18 | Assigner mitre

Problem types

CWE-331 Insufficient Entropy

Product status

References

www.openwall.com/lists/oss-security/2026/04/26/1

github.com/libexpat/libexpat/pull/1183

github.com/libexpat/libexpat/issues/47

www.openwall.com/lists/oss-security/2026/04/26/1

blog.hartwork.org/posts/expat-2-8-0-released/

cve.org (CVE-2026-41080)

nvd.nist.gov (CVE-2026-41080)

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