How severe is CVE-2017-2650?

CVE-2017-2650 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-2650 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-2650?

CVE-2017-2650 affects Jenkins Pipeline Classpath Step. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-2650?

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-2017-2650 published?

CVE-2017-2650 was published on 2018-07-27 and last updated on 2026-06-17.

CVE-2017-2650

CVE-2017-2650 is a high-severity vulnerability in Jenkins Pipeline Classpath Step with a CVSS 3.x base score of 8.5. 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-592.

Key facts

Severity: High (CVSS 3.x base score 8.5)
CVSS v2: 6.0
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-592
Affected product: Jenkins Pipeline Classpath Step
Published: 2018-07-27
Last modified: 2026-06-17

Description

It was found that the use of Pipeline: Classpath Step Jenkins plugin enables a bypass of the Script Security sandbox for users with SCM commit access, as well as users with e.g. Job/Configure permission in Jenkins.

Frequently asked questions

What is CVE-2017-2650?: It was found that the use of Pipeline: Classpath Step Jenkins plugin enables a bypass of the Script Security sandbox for users with SCM commit access, as well as users with e.g. Job/Configure permission in Jenkins.
How severe is CVE-2017-2650?: CVE-2017-2650 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-2650 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-2650?: CVE-2017-2650 affects Jenkins Pipeline Classpath Step. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-2650?: 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-2017-2650 published?: CVE-2017-2650 was published on 2018-07-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:pipeline_classpath_step:0.1.0:*:*:*:*:jenkins:*:*

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