CVE-2026-42952

HIGH

Hydro-Québec Le Circuit Electrique charging station backend Improper Restriction of Excessive Authentication Attempts

Title source: cna
STIX 2.1

Description

Previously, there was no throttling on repeated authentication attempts to the charging station backend, which could allow an attacker to execute a denial-of-service attack.

Scores

CVSS v3 7.5
EPSS 0.0040
EPSS Percentile 33.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-307
Status published
Products (1)
Hydro-Québec/Le Circuit Electrique charging station backend < June_2026
Published Jul 10, 2026
Tracked Since Jul 11, 2026