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CVE-2026-22541

DENIAL OF SERVICE VIA ICMP PACKETS

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

CVSS 4.0 · 8.2 High EPSS < 1% KEV · Not listed
Vendors
Efacec
Products
Qc 120 Qc 60 Qc 90
CVE-2026-22539

INFORMATION DISCLOSURE VIA CURL REQUESTS (OCPP)

As the service interaction is performed without authentication, an attacker with some knowledge of the protocol could obtain information about the charger via OCPP v1.6.

CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Vendors
Efacec
Products
Qc 120 Qc 60 Qc 90
CVE-2026-22540

DENIAL OF SERVICE VIA ARP PACKETS

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.

CVSS 4.0 · 9.2 Critical EPSS < 1% KEV · Not listed
Vendors
Efacec
Products
Qc 120 Qc 60 Qc 90
CVE-2026-22542

DENIAL OF SERVICE FOR CONCURRENT CONNECTIONS ON TELNET

An attacker with access to the system's internal network can cause a denial of service on the system by making two concurrent connections through the Telnet service.

CVSS 4.0 · 9.2 Critical EPSS < 1% KEV · Not listed
Vendors
Efacec
Products
Qc 120 Qc 60 Qc 90
CVE-2026-22543

WEEK ENCODING FOR PASSWORDS

The credentials required to access the device's web server are sent in base64 within the HTTP headers. Since base64 is not considered a strong cipher, an attacker could intercept the web request handling the login and obtain the credentials

CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Vendors
Efacec
Products
Qc 120 Qc 60 Qc 90
CVE-2026-22535

FRAIL SECURITY IN MQTT PROTOCOL ALLOWS AN ATTACKER MODIFY CRITICAL PARAMETERS

An attacker with the ability to interact through the network and with access credentials, could, thanks to the unsecured (unencrypted) MQTT communications protocol, write on the server topics of the board that controls the MQTT communications

CVSS 4.0 · 8.9 High EPSS < 1% KEV · Not listed
Vendors
Efacec
Products
Qc 120 Qc 60 Qc 90
CVE-2026-22537

INFORMATION DISCLOSURE WITHIN THE OPERATING SYSTEM

The lack of hardening of the system allows the user used to manage and maintain the charger to consult different files containing clear-text credentials or valuable information for an attacker.

CVSS 4.0 · 6.8 Medium EPSS < 1% KEV · Not listed
Vendors
Efacec
Products
Qc 120 Qc 60 Qc 90