What is CVE-2026-44383?

CVE-2026-44383 is a high-severity vulnerability in Hydro-québec Le Circuit Electrique Charging Station Backend, classified under Insufficient Session Expiration. CVSS score: 7.5/10. Published 2026-07-10.

How severe is CVE-2026-44383?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Hydro-québec Le Circuit Electrique Charging Station Backend

CVE-2026-44383

Multiple connections to the backend using the same charging station ID are allowed, which could allow an attacker to deploy multiple instances of malicious OCPP clients to overwhelm the backend.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Hydro-québec Le Circuit Electrique Charging Station Backend — versions 0

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

ics-cert@hq.dhs.gov
ics-cert@hq.dhs.gov
ics-cert@hq.dhs.gov

Frequently asked questions

What is CVE-2026-44383?: CVE-2026-44383 is a high-severity vulnerability in Hydro-québec Le Circuit Electrique Charging Station Backend, classified under Insufficient Session Expiration. CVSS score: 7.5/10. Published 2026-07-10.
How severe is CVE-2026-44383?: High severity. CVSS v3 base score is 7.5 out of 10.