CVE-2025-66046CRITICAL 9.8EPSS p36.6%

CVE-2025-66046CVE-2025-66046

Description

Several stack-based buffer overflow vulnerabilities exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.1. A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger these vulnerabilities.When Tag is 67

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.46% probability of exploitation · percentile 36.6% · 2026-06-19T12:03:05Z
Published2025-12-11
Last modified2025-12-17

Underlying weaknesses· 2

CWE-121CWE-787

References

  1. https://talosintelligence.com/vulnerability_reports/TALOS-2025-2296
  2. https://talosintelligence.com/vulnerability_reports/TALOS-2025-2296

2

TypeTargetConfidenceTier
WeaknessStack-based Buffer Overflowcwe-1210%live
WeaknessOut-of-bounds Writecwe-7870%live

Related by meaning· 6

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.