CVE-2026-84654

Public Static Field Binding Can Modify Global Jenkins Configuration

Published Sep 2, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
In Stapler 2107.v8dfcb_e8ed317 and earlier, except 2088.2093.vd7c3e58008a_6, included in Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, form data binding allows setting public static fields of the bound configuration object, allowing attackers who can submit configuration forms to modify public static fields of the configuration objects those forms are bound to, resulting in changes that apply globally to the Jenkins instance.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Public Static Field Binding Can Modify Global Jenkins Configuration
Type Values Removed Values Added
First Time appeared Jenkins Project
Jenkins Project jenkins
Vendors & Products Jenkins Project
Jenkins Project jenkins
Type Values Removed Values Added
Weaknesses CWE-472
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

ssvc

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

Type Values Removed Values Added
Description In Stapler 2107.v8dfcb_e8ed317 and earlier, except 2088.2093.vd7c3e58008a_6, included in Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, form data binding allows setting public static fields of the bound configuration object, allowing attackers who can submit configuration forms to modify public static fields of the configuration objects those forms are bound to, resulting in changes that apply globally to the Jenkins instance.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
jenkins
Published
Updated
Sep 2, 2026, 5:20 PM
Reserved
Sep 1, 2026, 9:55 PM
Status
Awaiting Analysis
Published
Sep 2, 2026, 4:17 PM
Modified
Sep 3, 2026, 5:13 PM