CVE-2025-66863

HIGH

BinUtils <2.26 - DoS

Title source: llm
STIX 2.1

Description

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

Scores

CVSS v3 7.5
EPSS 0.0017
EPSS Percentile 38.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (1)
gnu/binutils 2.26
Published Dec 29, 2025
Tracked Since Feb 18, 2026