CVE-2026-20777HIGH 8.1EPSS p39.5%

CVE-2026-20777CVE-2026-20777

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.

Scoring

CVSS 3.18.1 (HIGH)
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.51% probability of exploitation · percentile 39.5% · 2026-06-18T12:00:27Z
Published2026-03-03
Last modified2026-03-05

Underlying weaknesses· 1

CWE-122

References

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

1

TypeTargetConfidenceTier
WeaknessHeap-based Buffer Overflowcwe-1220%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2026-22891
CVE
CVE-2025-54462
CVE
CVE-2025-48005
CVE
CVE-2025-53557
CVE
CVE-2025-66046
CVE
CVE-2025-53518
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.