CVE-2026-4155: ChargePoint Home Flex Inclusion of Sensitive Information in Source Code Information Disclosure Vulnerability

Q: How do I fix CVE-2026-4155?

home flex cph50 firmware: upgrade to 5.5.4.22. Exact commands for each OS are on this page.

Q: Is CVE-2026-4155 being exploited?

CVE-2026-4155 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-4155 affect?

CVE-2026-4155 affects home flex cph50 firmware. Severity is high (CVSS 7.5). ChargePoint Home Flex Inclusion of Sensitive Information in Source Code Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of ChargePoint Home Flex ch

Q: How urgent is CVE-2026-4155?

Priority 43/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2026-4155 is a high-severity flaw (CVSS 7.5) affecting home flex cph50 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ChargePoint Home Flex Inclusion of Sensitive Information in Source Code Information Disclosure Vulnerability. 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

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-540
Published	2026-04-11
Last modified	2026-10-26

Publisher (CNA): Zero Day Initiative · Vendor: chargepoint

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-11 01:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

chargepoint home flex cph50 firmware UPGRADE

Affected: < 5.5.4.22

Fixed in: 5.5.4.22

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-4155?

home flex cph50 firmware: upgrade to 5.5.4.22. Exact commands for each OS are on this page.

Is CVE-2026-4155 being exploited?

CVE-2026-4155 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-4155 affect?

CVE-2026-4155 affects home flex cph50 firmware. Severity is high (CVSS 7.5). ChargePoint Home Flex Inclusion of Sensitive Information in Source Code Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of ChargePoint Home Flex ch

How urgent is CVE-2026-4155?

Priority 43/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-4157 HIGH 7.5 UPGRADE ChargePoint Home Flex revssh Service Command Injection Remote Code Execution Vulnerability
CVE-2026-4156 HIGH 7.5 UPGRADE ChargePoint Home Flex OCPP getpreq Stack-based Buffer Overflow Remote Code Execution Vulnerability

References

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