What’s Vulnerable › Vulnerabilities

CVE-2026-37541

• Severity: critical (CVSS 10.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-01 · updated 2026-06-17
• Weakness: CWE-121

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.

Affected products

• Openvehicles Open Vehicle Monitoring System Firmware: 3.3.005

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

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