Is CVE-2026-4155 in the CISA KEV catalog?

No. CVE-2026-4155 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-4155?

CVE-2026-4155 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2026-4155?

CVE-2026-4155 has an EPSS score of 0.57% (43th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-4155?

Upgrade home flex cph50 firmware to 5.5.4.22 or later.

CVE & CISA-KEV Catalog

CVE-2026-4155

HIGH

7.5

CVSS v3

NVD

Description

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 the script. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-26340.

CWE-540

How to fix

Remediation Available

home flex cph50 firmwareNVD

Affected:< 5.5.4.22Fixed in:5.5.4.22CVE-2026-4155derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.57%probability of exploitation in 30 days

43rdpercentile

Moderate risk: more likely to be exploited than 43% of all known CVEs.

References

Third-Party Advisory1

zerodayinitiative.com

Related Vulnerabilities

Other CWE-540 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-34638	Medium	6.5	1.3%	-	-
CVE-2021-1516	Medium	4.3	1.2%	-	-
CVE-2024-2265	Medium	5.3	0.8%	-	-
CVE-2023-23448	Medium	5.3	0.8%	-	Fix
CVE-2024-8417	Low	3.1	0.7%	-	Fix
CVE-2021-34744	Medium	4.9	0.7%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-27.