SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-4157

ChargePoint Home Flex revssh Service Command Injection Remote Code Execution Vulnerability.

HIGH 7.5EPSS 0.85%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.85% probability · 58th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-78
Affected
chargepoint/home flex cph50 firmware
Source
zdi-disclosures@trendmicro.com
EPSS trend
0%3%5%26 October 2026: 0.85%26 October 202626 October 2026

EPSS 0.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.