CVE-2024-23898

High

Description

Jenkins 2.217 through 2.441 (both inclusive), LTS 2.222.1 through 2.426.2 (both inclusive) does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking (CSWSH) vulnerability, allowing attackers to execute CLI commands on the Jenkins controller.

SeverityHigh

CVSS8.8

Exploit probability—

Product

Jenkins

PublishedJan 24, 2024

First seenJan 24, 2024

Weakness typeCWE-346CWE-346

How to fix

Update

org.jenkins-ci.main:jenkins-core2.426.3, 2.442 or later

Vendor advisories

jenkins.io/security/advisory/2024-01-24/#SECURITY-3315

Affected products

Product	Affected versions	Fixed in
jenkins jenkins	2.217 ≤ v ≤ 2.441, 2.222.1 ≤ v ≤ 2.426.2	—
org.jenkins-ci.main:jenkins-coreMaven	2.217 ≤ v < 2.426.3, 2.427 ≤ v < 2.442, No range specified	2.426.3, 2.442

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