How severe is CVE-2025-64736?

CVE-2025-64736 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability low.

Is CVE-2025-64736 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-64736?

CVE-2025-64736 affects Libbiosig Project Libbiosig. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-64736?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-64736 have an EU (EUVD) identifier?

Yes. CVE-2025-64736 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208232.

When was CVE-2025-64736 published?

CVE-2025-64736 was published on 2026-03-03 and last updated on 2026-06-17.

CVE-2025-64736

CVE-2025-64736 is a medium-severity vulnerability in Libbiosig Project Libbiosig with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208232
Weakness: CWE-125
Affected product: Libbiosig Project Libbiosig
Published: 2026-03-03
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2025-64736?: 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.
How severe is CVE-2025-64736?: CVE-2025-64736 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability low.
Is CVE-2025-64736 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64736?: CVE-2025-64736 affects Libbiosig Project Libbiosig. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-64736?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-64736 have an EU (EUVD) identifier?: Yes. CVE-2025-64736 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208232.
When was CVE-2025-64736 published?: CVE-2025-64736 was published on 2026-03-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libbiosig_project:libbiosig:3.9.2:*:*:*:*:*:*:*

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