Vulnerability DatabaseCVE-2025-66047
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CVE-2025-66047
December 11, 2025
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
Affected Packages
https://git.code.sf.net/p/biosig/code.git (SCM_GIT):
Affected version(s) =v3.9.1 <v3.9.2
Fix Suggestion:
Update to version v3.9.2
Related Resources (1)
https://talosintelligence.com/vulnerability_reports/TALOS-2025-2296
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Stack-based Buffer Overflow
CWE-121
Out-of-bounds Write
CWE-787
EPSS
Base Score:
0.15