Vulnerability Details CVE-2026-20777
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 31.2%
CVSS Severity
CVSS v3 Score 8.1
References
Products affected by CVE-2026-20777
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cpe:2.3:a:libbiosig_project:libbiosig:3.9.2