CVE-2025-66861: GNU Binutils

Low severity, CVSS 2.5. EPSS: 0.1% chance of exploitation in the next 30 days.

An issue was discovered in function d_unqualified_name in file cp-demangle.c in BinUtils 2.26 allowing attackers to cause a denial of service via crafted PE file.

Affected products

• GNU Binutils: version 2.26 only

Published 2025-12-29. Last modified 2026-06-17.