CVE-2025-66043

critical · 9.8

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 3

9.8

CVSS

0.7%

EPSS (exploit prob.)

52nd

EPSS percentile

2025-12-11

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-121CWE-787

Affected products

Vendor	Product	Affected versions
libbiosig_project	libbiosig	< 3.9.2

Check a specific version with /api/v1/cve/match.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2296
https://talosintelligence.com/vulnerability_reports/TALOS-2025-2296

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-66043