cvedb.io
CVE-2026-56411
MEDIUM · CVSS 6.9
EPSS exploitation probability: 0%
Published 2026-06-21T17:16:44.523 · Last modified 2026-06-23T16:16:36.417

Summary

xmlwf in libexpat before 2.8.2 has an integer overflow in endDoctypeDecl via NOTATION declarations.

Affected products

libexpat_project — libexpat

Does this affect you?

Add your gear to cvedb and we'll alert you only when libexpat_project ships something exploited.

Check my exposure →

References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.