CVE-2026-84670

Jenkins Performance Plugin Deserialization Allows Remote Code Execution

Published Sep 2, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Jenkins Performance Plugin 1015.v09ca_52b_3370e and earlier does not restrict the classes that can be instantiated when deserializing cached performance reports stored in the build directory on the Jenkins controller, allowing attackers with Item/Configure permission to execute arbitrary code on the Jenkins controller.

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
First Time appeared Jenkins Project
Jenkins Project jenkins Performance Plugin
Vendors & Products Jenkins Project
Jenkins Project jenkins Performance Plugin
Type Values Removed Values Added
Title Jenkins Performance Plugin Deserialization Allows Remote Code Execution
Type Values Removed Values Added
Weaknesses CWE-502
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

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

Type Values Removed Values Added
Description Jenkins Performance Plugin 1015.v09ca_52b_3370e and earlier does not restrict the classes that can be instantiated when deserializing cached performance reports stored in the build directory on the Jenkins controller, allowing attackers with Item/Configure permission to execute arbitrary code on the Jenkins controller.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
jenkins
Published
Updated
Sep 2, 2026, 4:58 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