CVE-2025-53853
CRITICALThe Biosig Project libbiosig <3.9.0 - Buffer Overflow
Title source: llmDescription
A heap-based buffer overflow vulnerability exists in the ISHNE parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted ISHNE ECG annotations file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
References (2)
Core 2
Core References
Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2025-2232
Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2232
Scores
CVSS v3
9.8
EPSS
0.0033
EPSS Percentile
55.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-122
Status
published
Products (1)
libbiosig_project/libbiosig
3.9.0
Published
Aug 25, 2025
Tracked Since
Feb 18, 2026