The WebSocket Application Programming Interface lacks restrictions on
the number of authentication requests. This absence of rate limiting may
allow an attacker to conduct denial-of-service attacks by suppressing
or misrouting legitimate charger telemetry, or conduct brute-force
attacks to gain unauthorized access.
Chargemap did not respond to CISA's request for coordination. Contact
Chargemap using their contact page here:
https://chargemap.com/en-us/support for more information.