(Pwn2Own) ChargePoint Home Flex Inclusion of Sensitive Information in Source Code Information Disclosure Vulnerability

March 16th, 2026
ZDI-26-195 ZDI-CAN-26340

CVE ID

CVE-2026-4155

CVSS Score

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

Affected Vendors

ChargePoint

Affected Products

Home Flex

Vulnerability Details

This vulnerability allows remote attackers to disclose sensitive information on affected installations of ChargePoint Home Flex charging stations. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the genpw script. The issue results from the inclusion of a secret cryptographic seed value within the script. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise.

Additional Details

Fixed in CPH50 firmware version 5.5.4.22


Disclosure Timeline

  • 2025-03-13 - Vulnerability reported to vendor
  • 2026-03-16 - Coordinated public release of advisory
  • 2026-03-16 - Advisory Updated

Credit

Sina Kheirkhah (@SinSinology) of Summoning Team (@SummoningTeam)

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