CVE-2026-20777

high

Description

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

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2362

https://talosintelligence.com/vulnerability_reports/TALOS-2026-2362

Details

Source: Mitre, NVD

Published: 2026-03-03

Updated: 2026-03-03

Risk Information

CVSS v2

Base Score: 7.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.1

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

Severity: High