CVE-2026-53441

Jenkins 2.483 through 2.567 (both inclusive), LTS 2.492.1 through 2.555.2 (both inclusive) does not escape the user-provided description of a generic offline cause that could be set through the `POST config.xml` API, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure permission.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3731	Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

26 Oct 2026, 11:10

Type	Values Removed	Values Added
Summary		(es) Jenkins 2.483 hasta 2.567 (ambos inclusive), LTS 2.492.1 hasta 2.555.2 (ambos inclusive) no escapa la descripción proporcionada por el usuario de una causa genérica de desconexión que podría establecerse a través de la API ’POST config.xml’, lo que resulta en una vulnerabilidad de cross-site scripting (XSS) almacenado explotable por atacantes con permiso de Agente/Configurar.

Information

Published : 2026-06-10 14:16

Updated : 2026-10-26 11:10

NVD link : CVE-2026-53441

Mitre link : CVE-2026-53441

CVE.ORG link : CVE-2026-53441

JSON object : View

Products Affected

jenkins

jenkins

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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