Vulnerability Description
The charging station websocket endpoint accepts connections without proper authentication, which could lead to privilege escalation.
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Related Weaknesses (CWE)
References
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-18
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-188-01
- https://www.hydroquebec.com/nous-joindre/
FAQ
What is CVE-2026-20744?
CVE-2026-20744 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The charging station websocket endpoint accepts connections without proper authentication, which could lead to privilege escalation.
How severe is CVE-2026-20744?
CVE-2026-20744 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-20744?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.