CVE-2026-22540 CRITICAL

CVE-2026-22540: DENIAL OF SERVICE VIA ARP PACKETS

Vendor Efacec
Product QC60/90/120
Weakness CWE-400
Published January 7, 2026
Last update January 7, 2026
View on NVD All CVEs

CVSS base score

9.2/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

What the vulnerability does

01Description

The massive sending of ARP requests causes a denial of service on one board of the charger that allows control of the EV interfaces. Since the board must be operating correctly for the charger to also function correctly.

Key dates

02Disclosure timeline

January 7, 2026 CVE published
January 7, 2026 Record updated