CVE-2026-41080

CVE-2026-41080

CVSS 2.9 LOWEPSS 0.4%CWE-331

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

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

Affected products

libexpat project · libexpat

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References

https://blog.hartwork.org/posts/expat-2-8-0-released/https://github.com/libexpat/libexpat/issues/47 https://github.com/libexpat/libexpat/pull/1183 https://www.openwall.com/lists/oss-security/2026/04/26/1 http://www.openwall.com/lists/oss-security/2026/04/26/1