How severe is CVE-2020-2289?

CVE-2020-2289 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-2020-2289 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2289?

CVE-2020-2289 affects Jenkins Active Choices. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-2289?

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

When was CVE-2020-2289 published?

CVE-2020-2289 was published on 2020-10-08 and last updated on 2026-06-17.

CVE-2020-2289

CVE-2020-2289 is a medium-severity vulnerability in Jenkins Active Choices 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)
CVSS v2: 3.5
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Jenkins Active Choices
Published: 2020-10-08
Last modified: 2026-06-17

Description

Jenkins Active Choices Plugin 2.4 and earlier does not escape the name and description of build parameters, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.

Frequently asked questions

What is CVE-2020-2289?: Jenkins Active Choices Plugin 2.4 and earlier does not escape the name and description of build parameters, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
How severe is CVE-2020-2289?: CVE-2020-2289 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-2020-2289 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2289?: CVE-2020-2289 affects Jenkins Active Choices. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-2289?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-2289 published?: CVE-2020-2289 was published on 2020-10-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:active_choices:*:*:*:*:*:jenkins:*:*

More vulnerabilities in Jenkins Active Choices

CVE-2021-21699 — Medium (CVSS 5.4): Jenkins Active Choices Plugin 2.5.6 and earlier does not escape the parameter name of reactive parameters and dynamic…
CVE-2020-2290 — Medium (CVSS 5.4): Jenkins Active Choices Plugin 2.4 and earlier does not escape some return values of sandboxed scripts for Reactive…
CVE-2017-1000386 — Medium (CVSS 5.4): Jenkins Active Choices plugin version 1.5.3 and earlier allowed users with Job/Configure permission to provide…
CVE-2021-21616 — Medium (CVSS 4.6): Jenkins Active Choices Plugin 2.5.2 and earlier does not escape reference parameter values, resulting in a stored…

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