CVE-2026-84645

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, objects of types marked as storing their configuration in independent top-level configuration files in Jenkins (such as the global configuration and jobs) can appear as nested field values in user-submitted `config.xml` documents and subsequently handle HTTP requests via Stapler, resulting in remote code execution.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3972	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:jenkins:jenkins:::::lts:::*
	cpe:2.3:a:jenkins:jenkins:::::-:::*

History

No history.

Information

Published : 2026-09-02 16:17

Updated : 2026-09-11 21:15

NVD link : CVE-2026-84645

Mitre link : CVE-2026-84645

CVE.ORG link : CVE-2026-84645

JSON object : View

Products Affected

jenkins

jenkins

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

CWE-915

Improperly Controlled Modification of Dynamically-Determined Object Attributes

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