CVE-2026-37541

critical · 10

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.

CVSS

0.7%

EPSS (exploit prob.)

51st

EPSS percentile

2026-05-01

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weaknesses

CWE-121

Affected products

Vendor	Product	Affected versions
openvehicles	open_vehicle_monitoring_system_firmware	3.3.005
openvehicles	open_vehicle_monitoring_system	all versions

Check a specific version with /api/v1/cve/match.

References

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-37541