How severe is CVE-2026-4155?

CVE-2026-4155 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-4155 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-4155?

CVE-2026-4155 affects Chargepoint Home Flex Cph50 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-4155?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-4155 have an EU (EUVD) identifier?

Yes. CVE-2026-4155 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21639.

When was CVE-2026-4155 published?

CVE-2026-4155 was published on 2026-04-11 and last updated on 2026-06-17.

CVE-2026-4155

CVE-2026-4155 is a high-severity vulnerability in Chargepoint Home Flex Cph50 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-540.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-21639
Weakness: CWE-540
Affected product: Chargepoint Home Flex Cph50 Firmware
Published: 2026-04-11
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-4155?: 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.
How severe is CVE-2026-4155?: CVE-2026-4155 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-4155 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-4155?: CVE-2026-4155 affects Chargepoint Home Flex Cph50 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-4155?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-4155 have an EU (EUVD) identifier?: Yes. CVE-2026-4155 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21639.
When was CVE-2026-4155 published?: CVE-2026-4155 was published on 2026-04-11 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-26-195/

Affected products (1)

cpe:2.3:o:chargepoint:home_flex_cph50_firmware:*:*:*:*:*:*:*:*

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