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OpenAdvisories
Critical ICSA-26-062-08 4 CVEs

Everon OCPP Backends

Published Mar 3, 2026 · Updated Mar 3, 2026

Vendor: Everon Product: api.everon.io

Summary

Successful exploitation of these vulnerabilities could enable attackers to gain unauthorized administrative control over vulnerable charging stations or disrupt charging services through denial-of-service attacks.

Vulnerabilities 4

  • Critical 9.4
    CVE-2026-26288

    Everon api.everon.io 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 discov…

    Everon api.everon.io
  • High 7.5
    CVE-2026-24696

    Everon api.everon.io Improper Restriction of Excessive Authentication Attempts

    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 mis-routing legitimate charger telemetry, o…

    Everon api.everon.io
  • High 7.3
    CVE-2026-20748

    Everon api.everon.io Insufficient Session Expiration

    The WebSocket backend uses charging station identifiers to uniquely associate sessions but allows multiple endpoints to connect using the same session identifier. This implementation results in predictable session identifiers and enables session hijacking or …

    Everon api.everon.io
  • Medium 6.5
    CVE-2026-27027

    Everon api.everon.io Insufficiently Protected Credentials

    Charging station authentication identifiers are publicly accessible via web-based mapping platforms.

    Everon api.everon.io

Revision history

  1. #1

    Initial Publication

References