CVE-2025-5822: maxicharger dh480 Auth Bypass (CVSS 8.8)

Description

Autel MaxiCharger AC Wallbox Commercial Technician API Incorrect Authorization Privilege Escalation Vulnerability. This vulnerability allows remote attackers to escalate privileges on affected installations of Autel MaxiCharger AC Wallbox Commercial charging stations. An attacker must first obtain a low-privileged authorization token in order to exploit this vulnerability. The specific flaw exists within the implementation of the Autel Technician API. The issue results from incorrect authorization. An attacker can leverage this vulnerability to escalate privileges to resources normally protected from the user. Was ZDI-CAN-26325.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-863 Incorrect Authorization

Affected Products

Vendor	Product	Versions
autel	maxicharger_ac_elite_business_c50_firmware	< 1.39.51
autel	maxicharger_ac_elite_business_c50_firmware	< 1.56.51
autel	maxicharger_ac_elite_business_c50	All
autel	maxicharger_ac_pro_firmware	< 1.39.51
autel	maxicharger_ac_pro_firmware	< 1.56.51
autel	maxicharger_ac_pro	All
autel	maxicharger_ac_ultra_firmware	< 1.39.51
autel	maxicharger_ac_ultra_firmware	< 1.56.51
autel	maxicharger_ac_ultra	All
autel	maxicharger_dc_compact_mobile_firmware	< 1.39.51
autel	maxicharger_dc_compact_mobile_firmware	< 1.56.51
autel	maxicharger_dc_compact_mobile	All
autel	maxicharger_dc_compact_pedestal_firmware	< 1.39.51
autel	maxicharger_dc_compact_pedestal_firmware	< 1.56.51
autel	maxicharger_dc_compact_pedestal	All
autel	maxicharger_dc_fast_firmware	< 1.39.51
autel	maxicharger_dc_fast_firmware	< 1.56.51
autel	maxicharger_dc_fast	All
autel	maxicharger_dc_hipower_firmware	< 1.39.51
autel	maxicharger_dc_hipower_firmware	< 1.56.51
autel	maxicharger_dc_hipower	All
autel	maxicharger_dh480_firmware	< 1.39.51
autel	maxicharger_dh480_firmware	< 1.56.51
autel	maxicharger_dh480	All
autel	maxicharger_single_charger_firmware	< 1.39.51
autel	maxicharger_single_charger_firmware	< 1.56.51
autel	maxicharger_single_charger	All

References

Other References

https://www.zerodayinitiative.com/advisories/ZDI-25-340/

Frequently Asked Questions

What is CVE-2025-5822? +

Autel MaxiCharger AC Wallbox Commercial Technician API Incorrect Authorization Privilege Escalation Vulnerability. This vulnerability allows remote attackers to escalate privileges on affected installations of Autel MaxiCharger AC Wallbox Commercial charging stations. An attacker must first obtain a low-privileged authorization token in order to exploit this vulnerability. The specific flaw exists within the implementation of the Autel Technician API. The issue results from incorrect authorization. An attacker can leverage this vulnerability to escalate privileges to resources normally protected from the user. Was ZDI-CAN-26325. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2025-5822? +

CVE-2025-5822 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-5822? +

CVE-2025-5822 affects products from autel, specifically: maxicharger_ac_elite_business_c50, maxicharger_ac_elite_business_c50_firmware, maxicharger_ac_pro, maxicharger_ac_pro_firmware, maxicharger_ac_ultra, maxicharger_ac_ultra_firmware, maxicharger_dc_compact_mobile, maxicharger_dc_compact_mobile_firmware, maxicharger_dc_compact_pedestal, maxicharger_dc_compact_pedestal_firmware, maxicharger_dc_fast, maxicharger_dc_fast_firmware, maxicharger_dc_hipower, maxicharger_dc_hipower_firmware, maxicharger_dh480, maxicharger_dh480_firmware, maxicharger_single_charger, maxicharger_single_charger_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-5822? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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