How severe is CVE-2020-2256?

CVE-2020-2256 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-2020-2256 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2256?

CVE-2020-2256 affects Jenkins Pipeline Maven Integration. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-2256?

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

When was CVE-2020-2256 published?

CVE-2020-2256 was published on 2020-09-16 and last updated on 2026-06-17.

CVE-2020-2256

CVE-2020-2256 is a medium-severity vulnerability in Jenkins Pipeline Maven Integration 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% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Jenkins Pipeline Maven Integration
Published: 2020-09-16
Last modified: 2026-06-17

Description

Jenkins Pipeline Maven Integration Plugin 3.9.2 and earlier does not escape the upstream job's display name shown as part of a build cause, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.

Frequently asked questions

What is CVE-2020-2256?: Jenkins Pipeline Maven Integration Plugin 3.9.2 and earlier does not escape the upstream job's display name shown as part of a build cause, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
How severe is CVE-2020-2256?: CVE-2020-2256 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-2020-2256 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2256?: CVE-2020-2256 affects Jenkins Pipeline Maven Integration. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-2256?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-2256 published?: CVE-2020-2256 was published on 2020-09-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:pipeline_maven_integration:*:*:*:*:*:jenkins:*:*

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