CVE-2026-44104criticalCWE-347

CVE-2026-44104: critical vulnerability in Phoenix Contact CHARX SEC-3000

ControllerAgent does not perform validation of firmware

Published

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.3epss 0.4%
The firmware update process for the basemodule of the charging controller only validates the CRC32 checksum without cryptographic signature verification. This allows an unauthenticated remote attacker to install a modified firmware, resulting in full system compromise.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
Phoenix Contact · CHARX SEC-3000Phoenix Contact · CHARX SEC-3050Phoenix Contact · CHARX SEC-3100Phoenix Contact · CHARX SEC-3150
Related CVEs — Phoenix Contact CHARX SEC-3000

In the same product, most dangerous first.

CVE-2026-44098HIGHOS Command Injection in OCPP Agent via charge_box_idEPSS 1.7%CVE-2025-41699HIGHPhoenix Contact: Security Advisory for CHARX SEC-3xxx charging controllersEPSS 0.8%CVE-2026-44108CRITICALFirewall bypass during shutdownEPSS 0.8%CVE-2026-7849CRITICALCommand Injection in SCM (idledisconnect parameter)EPSS 0.8%CVE-2025-25270CRITICALRemote Code Execution via Unauthenticated Configuration ManipulationEPSS 0.8%CVE-2026-44101CRITICALOCPP reconfiguration vulnerabilityEPSS 0.7%