CVE-2026-20792

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-20792
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.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://chargemap.com/en-us/support Product
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-05.json Third Party Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-05 Third Party Advisory US Government Resource
Configurations

Configuration 1 (hide)

cpe:2.3:a:chargemap:chargemap.com:*:*:*:*:*:*:*:*
History

02 Mar 2026, 18:31

Type Values Removed Values Added
References () https://chargemap.com/en-us/support - () https://chargemap.com/en-us/support - Product
References () https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-05.json - () https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-05.json - Third Party Advisory
References () https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-05 - () https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-05 - Third Party Advisory, US Government Resource
First Time Chargemap chargemap.com
Chargemap
CPE cpe:2.3:a:chargemap:chargemap.com:*:*:*:*:*:*:*:*

27 Feb 2026, 14:06

Type Values Removed Values Added
Summary
  • (es) La Interfaz de Programación de Aplicaciones WebSocket carece de restricciones sobre el número de solicitudes de autenticación. Esta ausencia de limitación de velocidad puede permitir a un atacante llevar a cabo ataques de denegación de servicio al suprimir o redirigir erróneamente la telemetría legítima del cargador, o realizar ataques de fuerza bruta para obtener acceso no autorizado.

27 Feb 2026, 00:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-02-27 00:16

Updated : 2026-03-05 20:16

NVD link : CVE-2026-20792

Mitre link : CVE-2026-20792

CVE.ORG link : CVE-2026-20792

JSON object : View

Products Affected

chargemap

  • chargemap.com
CWE
CWE-307

Improper Restriction of Excessive Authentication Attempts