P4Verified

CVE-2025-66866: binutils 2.26; +1 more affected products

CVE-2025-66866. CVSS 3.1 base score 7.5 (HIGH, NVD). EPSS 0.00311 (percentile 0.22131), scored 12-Oct-2026.

Affected technology

binutils · 2.26
gnu

n/a · n/a
Vendor not specified by the source

Component: Not specified by the source
Function: d_abi_tags

Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

Attack conditions (Source advisory, CVSS 3.1): Local · No privileges required · User interaction required

What an attacker can do

The source reports that an attacker could disrupt service. NVD’s CVSS 3.1 assessment (base score 7.5/10) rates confidentiality and integrity impact as none; availability impact as high. Source advisory’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 13-Oct-2026 13:57 UTC

CWE: CWE-20
CCR priority: 30.1 /100 (P4)
CVSS 3.1: 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · NVD
EPSS: 0.00311 · percentile 0.22131 · 2026-10-12
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-13 13:56:14.349801+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-66866.html