CVE-2025-66861

Published: Dec 29, 2025Updated: Jan 14, 2026 Sources: CVE List NVDCWE-400

NVD MITRE

2.5CVSSLOW

EPSS Score

Description

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.

CVSS Vector Breakdown

Exploitability

AV:LAttack Vector

Local

AC:HAttack Complexity

High

PR:NPrivileges Required

None

UI:RUser Interaction

Required

Scope

S:UScope

Unchanged

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:LAvailability

Low

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Weaknesses

CWE-400

Affected Products

binutils gnu OSS Libraries

n/a n/a

gnuoss-projectUSOSS Librariesaka g. nu

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique

Impact

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References

https://github.com/caozhzh/CRGF-Vul/blob/main/cxxfilt/crash1.md

github.com

Timeline

Published

Dec 29, 2025

Last Updated

Jan 14, 2026

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