CVE-2026-4156
NONE EPSS 34.1%
Published Apr 11, 20262mo ago · Modified Jun 17, 20261w ago
Published Apr 11, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago
Description
ChargePoint Home Flex OCPP getpreq Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of ChargePoint Home Flex EV chargers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of OCPP messages. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-26339.
Threat Intelligence
EPSS Exploit Probability
34.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-121
Affected Products 2
| Vendor | Product | Version | Range |
|---|---|---|---|
| chargepoint | home_flex_cph50_firmware | * | <5.5.4.22 |
| chargepoint | home_flex_cph50 | * | any |
References 1
- zerodayinitiative.com https://www.zerodayinitiative.com/advisories/ZDI-26-196/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.