Critical 9.8Published Jul 10, 2026

CVE-2026-20744Hydro-Québec Le Circuit Electrique charging station backend Improper Access Control

Updated under an hour ago (Oct 26, 2026, 4:23 PM ET)

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It affects Hydro-Québec Le Circuit Electrique charging station backend. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Hydro-Québec Le Circuit Electrique charging station backend

Exploited in the last 30 days

The charging station websocket endpoint accepts connections without proper authentication, which could lead to privilege escalation.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-284
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: icscert
NVD analysis: Deferred
Record last updated: Jul 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Hydro-Québec Le Circuit Electrique charging station backend hydro_quebec:le_circuit_electrique_charging_station_backend (from the name)	before June_2026	CNA record

References

References

https://www.hydroquebec.com/nous-joindre/
https://www.cisa.gov/news-events/ics-advisories/icsa-26-188-01
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-188-01.json

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.