How severe is CVE-2020-2254?

CVE-2020-2254 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-2254 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2254?

CVE-2020-2254 affects Jenkins Blue Ocean. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-2254?

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

When was CVE-2020-2254 published?

CVE-2020-2254 was published on 2020-09-16 and last updated on 2026-06-17.

CVE-2020-2254

CVE-2020-2254 is a medium-severity vulnerability in Jenkins Blue Ocean with a CVSS 3.x base score of 6.5. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.5
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Jenkins Blue Ocean
Published: 2020-09-16
Last modified: 2026-06-17

Description

Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.

Frequently asked questions

What is CVE-2020-2254?: Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.
How severe is CVE-2020-2254?: CVE-2020-2254 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-2254 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2254?: CVE-2020-2254 affects Jenkins Blue Ocean. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-2254?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-2254 published?: CVE-2020-2254 was published on 2020-09-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:blue_ocean:*:*:*:*:*:jenkins:*:*

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