CVE-2026-27814: Linuxfoundation Everest

Medium severity, CVSS 4.2. EPSS: 0.2% chance of exploitation in the next 30 days.

EVerest is an EV charging software stack. Versions prior to 2026.02.0 have a data race (C++ UB) triggered by an A 1-phase ↔ 3-phase switch request (`ac_switch_three_phases_while_charging`) during charging/waiting executes concurrently with the state machine loop. Version 2026.02.0 contains a patch.

Affected products

• Linuxfoundation Everest: before 2026.02.0 (fixed in 2026.02.0)

Published 2026-03-26. Last modified 2026-06-17.