What is the CVSS score of CVE-2025-64736?

CVE-2025-64736 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:L. EPSS exploitation probability: 0.0%.

Which versions of Libbiosig are affected by CVE-2025-64736?

CVE-2025-64736 presents moderate security risk, a out-of-bounds read vulnerability rated CVSS 6.1. Exploitation could cause memory corruption or application crashes.

Is there a public PoC exploit available for CVE-2025-64736?

Yes, a public proof-of-concept exploit is available for CVE-2025-64736. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-64736?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Libbiosig CVE-2025-64736

MEDIUM

Out-of-bounds Read (CWE-125)

2026-03-03 talos-cna@cisco.com

Buffer Overflow Information Disclosure Libbiosig

6.1

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:05 vuln.today

PoC Detected

Mar 05, 2026 - 18:16 vuln.today

Public exploit code

CVE Published

Mar 03, 2026 - 15:16 nvd

MEDIUM 6.1

DescriptionNVD

An out-of-bounds read vulnerability exists in the ABF parsing functionality of The Biosig Project libbiosig 3.9.2 and Master Branch (5462afb0). A specially crafted .abf file can lead to an information leak. An attacker can provide a malicious file to trigger this vulnerability.

AnalysisAI

Technical ContextAI

Classified as CWE-125 (Out-of-bounds Read). Affects the ABF parsing component of Libbiosig. An out-of-bounds read vulnerability exists in the ABF parsing functionality of The Biosig Project libbiosig 3.9.2 and Master Branch (5462afb0). A specially crafted .abf file can lead to an information leak. An attacker can provide a malicious file to trigger this vulnerability.

RemediationAI

Monitor vendor advisories for a patch.

CVE-2025-64736 vulnerability details – vuln.today

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