How severe is CVE-2023-39155?

CVE-2023-39155 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-39155 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39155?

CVE-2023-39155 affects Jenkins Chef Identity. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-39155?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-39155 published?

CVE-2023-39155 was published on 2023-07-26 and last updated on 2026-06-17.

CVE-2023-39155

CVE-2023-39155 is a medium-severity vulnerability in Jenkins Chef Identity with a CVSS 3.x base score of 5.3. 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-668.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Jenkins Chef Identity
Published: 2023-07-26
Last modified: 2026-06-17

Description

Jenkins Chef Identity Plugin 2.0.3 and earlier does not mask the user.pem key form field, increasing the potential for attackers to observe and capture it.

Frequently asked questions

What is CVE-2023-39155?: Jenkins Chef Identity Plugin 2.0.3 and earlier does not mask the user.pem key form field, increasing the potential for attackers to observe and capture it.
How severe is CVE-2023-39155?: CVE-2023-39155 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-39155 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39155?: CVE-2023-39155 affects Jenkins Chef Identity. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-39155?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-39155 published?: CVE-2023-39155 was published on 2023-07-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:chef_identity:*:*:*:*:*:jenkins:*:*

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