How severe is CVE-2020-2276?

CVE-2020-2276 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-2276 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2276?

CVE-2020-2276 affects Jenkins Selection Tasks. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-2276?

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.

When was CVE-2020-2276 published?

CVE-2020-2276 was published on 2020-09-16 and last updated on 2026-06-17.

CVE-2020-2276

CVE-2020-2276 is a high-severity vulnerability in Jenkins Selection Tasks with a CVSS 3.x base score of 8.8. 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-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Jenkins Selection Tasks
Published: 2020-09-16
Last modified: 2026-06-17

Description

Jenkins Selection tasks Plugin 1.0 and earlier executes a user-specified program on the Jenkins controller, allowing attackers with Job/Configure permission to execute an arbitrary system command on the Jenkins controller as the OS user that the Jenkins process is running as.

Frequently asked questions

What is CVE-2020-2276?: Jenkins Selection tasks Plugin 1.0 and earlier executes a user-specified program on the Jenkins controller, allowing attackers with Job/Configure permission to execute an arbitrary system command on the Jenkins controller as the OS user that the Jenkins process is running as.
How severe is CVE-2020-2276?: CVE-2020-2276 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-2276 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2276?: CVE-2020-2276 affects Jenkins Selection Tasks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-2276?: 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.
When was CVE-2020-2276 published?: CVE-2020-2276 was published on 2020-09-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:selection_tasks:*:*:*:*:*:jenkins:*:*

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