CVE-2025-66048 describes multiple stack-based buffer overflow vulnerabilities within the MFER parsing functionality of The Biosig Project libbiosig version 3.9.1. An attacker can exploit these flaws by providing a specially crafted MFER file, specifically when a certain tag (Tag 133) is present, to achieve arbitrary code execution. This vulnerability is rated Critical (CVSS 9.8) due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability, requiring no user interaction or privileges. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.9.2CPE 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.