CVE-2026-8986: maxicharger single charger firmware vulnerability

What is known

Autel Maxi Charger Single firmware through V1.03.51 is vulnerable to OS command injection when processing OCPP GetDiagnostics requests. A malicious or compromised OCPP server can supply a crafted diagnostics URL that results in arbitrary command execution on the charging station.

Business impact

Successful exploitation of CVE-2026-8986, a critical vulnerability (CVSS 9.5) affecting maxicharger single charger firmware, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.

Recommended administrator action

Confirm whether maxicharger single charger firmware is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.

Sources

• NVD
• Reference