CVE-2026-22891 PUBLISHED

Assigner: talos
Reserved: 28.01.2026 Published: 03.03.2026 Updated: 03.03.2026

A heap-based buffer overflow vulnerability exists in the Intan CLP parsing functionality of The Biosig Project libbiosig 3.9.2 and Master Branch (db9a9a63). A specially crafted Intan CLP file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	The Biosig Project
Product	libbiosig
Versions	Version 3.9.2 is affected Version Master Branch (db9a9a63) is affected

Credits

Discovered by Mark Bereza and Lilith >_> of Cisco Talos.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2026-2361

Problem Types

CWE-122: Heap-based Buffer Overflow CWE