What is CVE-2026-4157?

CVE-2026-4157 is a high-severity vulnerability in Chargepoint Home Flex, classified under OS Command Injection. CVSS score: 7.5/10. Published 2026-04-11.

How severe is CVE-2026-4157?

High severity. CVSS v3 base score is 7.5 out of 10.

RCE in Chargepoint Home Flex

CVE-2026-4157

ChargePoint Home Flex revssh Service Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of ChargePoint Home Flex devices. 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 a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-26338.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.009 (55.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Chargepoint Home Flex — versions 5.5.4.13
Chargepoint Home_flex_cph50
Chargepoint Home_flex_cph50_firmware

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2026-4157?: CVE-2026-4157 is a high-severity vulnerability in Chargepoint Home Flex, classified under OS Command Injection. CVSS score: 7.5/10. Published 2026-04-11.
How severe is CVE-2026-4157?: High severity. CVSS v3 base score is 7.5 out of 10.