CVE-2025-66048

Published Dec 11, 2025

Last updated 3 months ago

Overview

Description
Several stack-based buffer overflow vulnerabilities exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.1. A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger these vulnerabilities.When Tag is 133
Source
talos-cna@cisco.com
NVD status
Analyzed
Products
libbiosig

Risk scores

CVSS 3.1

Type
Secondary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

Weaknesses

talos-cna@cisco.com
CWE-121
nvd@nist.gov
CWE-787

Social media

Hype score
Not currently trending

Configurations