CVE-2025-66047
Last modified
CVE-2025-66047 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 0.46% chance of exploitation in the next 30 days.
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 131
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Libbiosig Project | Libbiosig | < 3.9.2 |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2025-2296Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2025-2296Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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