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CRITICALCVE-2026-27772Published Modified CNA icscert

CVE-2026-27772: EV Energy ev.energy Missing Authentication for Critical Function

WebSocket endpoints lack proper authentication mechanisms, enabling attackers to perform unauthorized station impersonation and manipulate data sent to the backend. An unauthenticated attacker can connect to the OCPP WebSocket endpoint using a known or discovered charging station identifier, then issue or receive OCPP commands as a legitimate charger. Given that no authentication is required, this can lead to privilege escalation, unauthorized control of charging infrastructure, and corruption of charging network data reported to the backend.

Metrics

CVSS v4.0
9.3
Severity
CRITICAL
Fixed in
Affected Products
1
Affected packages
  • EV Energy / ev.energy
    All versions
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N