CVE-2026-56411 – libexpat: Integer Overflow in endDoctypeDecl

CVE ID :CVE-2026-56411

Published : June 21, 2026, 3:56 p.m. | 1 hour, 47 minutes ago

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

Severity: 6.9 | MEDIUM

Visit the link for more details, such as CVSS details, affected products, timeline, and more…