CVE-2026-57284

Unrestricted Type Instantiation via Jenkins Pipeline Groovy Plugin Snippet Generator

Published Jun 24, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier does not restrict the types that can be instantiated through the Pipeline Snippet Generator, allowing attackers to instantiate types related to job or system configuration other than Pipeline steps.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Github GHSA Github GHSA GHSA-2w2h-gwwj-fh3q Jenkins Pipeline: Groovy Plugin vulnerable to unrestricted instantiation of types
History
Type Values Removed Values Added
First Time appeared Jenkins Project
Jenkins Project jenkins Pipeline Groovy Libraries Plugin
Vendors & Products Jenkins Project
Jenkins Project jenkins Pipeline Groovy Libraries Plugin
Type Values Removed Values Added
Title Unrestricted Type Instantiation via Jenkins Pipeline Groovy Plugin Snippet Generator
Type Values Removed Values Added
Weaknesses CWE-470
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier does not restrict the types that can be instantiated through the Pipeline Snippet Generator, allowing attackers to instantiate types related to job or system configuration other than Pipeline steps.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
jenkins
Published
Updated
Jun 24, 2026, 1:59 PM
Reserved
Jun 24, 2026, 8:41 AM
Status
Analyzed
Published
Jun 24, 2026, 2:17 PM
Modified
Oct 25, 2026, 11:10 PM