How severe is CVE-2023-28669?

CVE-2023-28669 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-28669 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-2023-28669?

CVE-2023-28669 affects Jenkins Jacoco. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-28669?

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

When was CVE-2023-28669 published?

CVE-2023-28669 was published on 2023-04-02 and last updated on 2026-06-17.

CVE-2023-28669

CVE-2023-28669 is a medium-severity vulnerability in Jenkins Jacoco with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Jenkins Jacoco
Published: 2023-04-02
Last modified: 2026-06-17

Description

Jenkins JaCoCo Plugin 3.3.2 and earlier does not escape class and method names shown on the UI, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control input files for the 'Record JaCoCo coverage report' post-build action.

Frequently asked questions

What is CVE-2023-28669?: Jenkins JaCoCo Plugin 3.3.2 and earlier does not escape class and method names shown on the UI, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control input files for the 'Record JaCoCo coverage report' post-build action.
How severe is CVE-2023-28669?: CVE-2023-28669 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-28669 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-2023-28669?: CVE-2023-28669 affects Jenkins Jacoco. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-28669?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-28669 published?: CVE-2023-28669 was published on 2023-04-02 and last updated on 2026-06-17.

References

https://www.jenkins.io/security/advisory/2023-03-21/#SECURITY-3061

Affected products (1)

cpe:2.3:a:jenkins:jacoco:*:*:*:*:*:jenkins:*:*

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