CVE-2026-84660

MEDIUMCVSS 5.4/10EPSS 0.23%

Last modified

CVE-2026-84660 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A missing permission check in Jenkins Pipeline: Build Step Plugin 599.v4b_67ea_11b_152 and earlier causes downstream builds triggered by the `build` step to be canceled even when the build's authentication lacks Item/Cancel permission on the downstream job.. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

A missing permission check in Jenkins Pipeline: Build Step Plugin 599.v4b_67ea_11b_152 and earlier causes downstream builds triggered by the `build` step to be canceled even when the build's authentication lacks Item/Cancel permission on the downstream job.

Metrics

EPSS Probability
0.23%

13.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Jenkins ProjectJenkins Pipeline: Build Step Plugin<= 599.v4b_67ea_11b_152

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-84660?
A missing permission check in Jenkins Pipeline: Build Step Plugin 599.v4b_67ea_11b_152 and earlier causes downstream builds triggered by the `build` step to be canceled even when the build's authentication lacks Item/Cancel permission on the downstream job.
How severe is CVE-2026-84660?
CVE-2026-84660 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.
How do I fix CVE-2026-84660?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST