CVE-2026-37541

State: Published
Severity: 10.0 Critical
Published: May 1, 2026
Updated: May 7, 2026
Reserved: Apr 6, 2026

Description

Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_gvret.cpp, the length field in GVRET binary data is not properly validated, allowing remote attackers to cause a denial of service or possibly execute arbitrary code via crafted GVRET frames.

Scores

CVSS	Score	Vector	Source
3.1	10.0 Critical	CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:C/UI:N	mitre

Weaknesses

CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3
https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381
https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/issues/1393

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