CVE-2025-54492 is a critical stack-based buffer overflow vulnerability in The Biosig Project libbiosig versions 3.9.0 and the master branch (35a819fa), specifically within its MFER parsing functionality. An unauthenticated attacker can exploit this by providing a specially crafted MFER file, leading to arbitrary code execution. With a CVSS score of 9.8 (CRITICAL) and a FAUCET Risk Score of 95/100, this vulnerability poses a severe threat due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While there is no evidence of active exploitation, nor publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion with 10 mentions, indicating awareness and potential future interest.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.9.1CPE matchmatch criteria | cpe:2.3:a:libbiosig_project:libbiosig:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.