CVE-2026-42469
HIGH
NVD
CVSS Score
8.6
Severity
HIGH
Published
May 01, 2026
Vendor
unknown
Description
Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_canswitch.cpp the parser does not properly validate a CANswitch DLC value, allowing remote attackers to cause a denial of service or possibly execute arbitrary code via crafted CANswitch frames.