CVE-2025-52461

9.1 criticalEPSS 0.5%

Critical (9.1) in libbiosig project libbiosig. EPSS 0.5% chance of exploitation in the next 30 days.

An out-of-bounds read vulnerability exists in the Nex parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted .nex file can lead to an information leak. An attacker can provide a malicious file to trigger this vulnerability.

Severity

CVSS 3.1

9.1 critical

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWE: CWE-125
Published: 2025-08-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

libbiosig_project:libbiosig

References

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2238
https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2238

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