CVE-2025-6678: Autel Maxicharger Ac Elite Business c50 Firmware

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Autel MaxiCharger AC Wallbox Commercial PIN Missing Authentication Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Autel MaxiCharger AC Wallbox Commercial charging stations. Authentication is not required to exploit this vulnerability. The specific flaw exists within the Pile API. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to disclose credentials, leading to further compromise. Was ZDI-CAN-26352.

Affected products

• Autel Maxicharger Ac Elite Business c50 Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)
• Autel Maxicharger Ac Pro Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)
• Autel Maxicharger Ac Ultra Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)
• Autel Maxicharger DC Compact Mobile Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)
• Autel Maxicharger DC Compact Pedestal Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)
• Autel Maxicharger DC Fast Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)
• Autel Maxicharger DC Hipower Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)
• Autel Maxicharger DH480 Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)
• Autel Maxicharger Single Charger Firmware: before 1.39.51 (fixed in 1.39.51); before 1.56.51 (fixed in 1.56.51)

Published 2025-06-25. Last modified 2026-06-17.