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TI-2026-58200 Aliases CVE-2026-84660GHSA-6c8f-jr82-2h3f

Missing authorization in Jenkins Pipeline: Build Step Plugin

Priority LOW 24CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · Low
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-862.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00361 30th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
JenkinsJenkins Pipeline: Build Step Pluginup to 599.v4b_67ea_11b_152—No fix listedCNA
  • Jenkins Pipeline: Build Step Plugin VendorJenkins Affected up to 599.v4b_67ea_11b_152 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Jenkins Pipeline: Build Step Plugin — Jenkins Security Advisory 2026-09-02

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-58201 Missing authorization in Jenkins Pipeline: Build Step PluginPriority LOW 24

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-84660
  2. 2026-10-03 Alias added: GHSA-6c8f-jr82-2h3f

References

  • TI-2024-15885 Path traversal in Jenkins KEVCVSS 3.1CRITICAL 9.8
  • TI-2019-15875 Protection mechanism failure in Jenkins Pipeline: Groovy Plugin KEVCVSS 3.1CRITICAL 9.9
  • TI-2019-15874 Protection mechanism failure in Jenkins Script Security Plugin KEVCVSS 3.1CRITICAL 9.9
  • TI-2018-16080 A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153… KEVCVSS 3.1CRITICAL 9.8
  • TI-2017-14573 Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an… KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
See all 1914 →

Sources