CVE-2025-54489 is a critical stack-based buffer overflow vulnerability in The Biosig Project's libbiosig (versions 3.9.0 and Master Branch 35a819fa), specifically within its MFER parsing functionality. An attacker can trigger this flaw by providing a specially crafted MFER file, leading to arbitrary code execution. This vulnerability is rated 9.8 CRITICAL (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), indicating it can be exploited remotely with low complexity and result in complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation, nor publicly available exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 10 mentions, surpassing 99% of all CVEs.
| 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.