What is CVE-2026-37541?

CVE-2026-37541 is a critical-severity vulnerability in Openvehicles Open_vehicle_monitoring_system, classified under Stack-based Buffer Overflow. CVSS score: 10.0/10. Published 2026-05-01.

How severe is CVE-2026-37541?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Buffer overflow in Openvehicles Open_vehicle_monitoring_system

CVE-2026-37541

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…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (44.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Openvehicles Open_vehicle_monitoring_system
Openvehicles Open_vehicle_monitoring_system_firmware — versions 3.3.005
N/a — versions n/a

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

cve@mitre.org (Product)
cve@mitre.org (Third Party Advisory)
cve@mitre.org (Issue Tracking)

Frequently asked questions

What is CVE-2026-37541?: CVE-2026-37541 is a critical-severity vulnerability in Openvehicles Open_vehicle_monitoring_system, classified under Stack-based Buffer Overflow. CVSS score: 10.0/10. Published 2026-05-01.
How severe is CVE-2026-37541?: Critical severity. CVSS v3 base score is 10.0 out of 10.