Autel MaxiCharger AC Elite Home WebSockets Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Home EV chargers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of WebSocket messages related to the OCPP service. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-29113.
Metrics
Affected Vendors & Products
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References
| Link | Providers |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-26-437/ |
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History
Wed, 29 Jul 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Autel MaxiCharger AC Elite Home WebSockets Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Home EV chargers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of WebSocket messages related to the OCPP service. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-29113. | |
| Title | Autel MaxiCharger AC Elite Home WebSockets Integer Underflow Remote Code Execution Vulnerability | |
| Weaknesses | CWE-191 | |
| References |
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| Metrics |
cvssV3_0
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MITRE
Status: PUBLISHED
Assigner: zdi
Published:
Updated: 2026-07-29T20:14:30.765Z
Reserved: 2026-06-25T00:12:09.134Z
Link: CVE-2026-13308
Vulnrichment
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OpenCVE Enrichment
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