# CVE-2025-53518

## Summary

- **CVE ID:** CVE-2025-53518
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-190
- **Published:** Aug 25, 2025
- **Last Modified:** Mar 13, 2026

## Description

An integer overflow vulnerability exists in the ABF parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted ABF file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

## Affected Products

- The Biosig Project — libbiosig (3.9.0)
- The Biosig Project — libbiosig (Master Branch (35a819fa))

## References

- [CNA](https://talosintelligence.com/vulnerability_reports/TALOS-2025-2231)
- [CVE](https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2231)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.85%
- **EPSS Percentile:** 56.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._