Cross-site scripting in Jenkins - CVE-2019-1003050

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Main Vulnerability Database Vulnerabilities #VU33180

Cross-site scripting in Jenkins - CVE-2019-1003050

Published: April 10, 2019 / Updated: August 3, 2020


Vulnerability identifier: #VU33180
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2019-1003050
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote authenticated user to read and manipulate data.

The f:validateButton form control for the Jenkins UI did not properly escape job URLs in Jenkins 2.171 and earlier and Jenkins LTS 2.164.1 and earlier, resulting in a cross-site scripting (XSS) vulnerability exploitable by users with the ability to control job names.


Affected software

Jenkins
Arch Linux
jenkins (Alpine package)

How to mitigate CVE-2019-1003050

Install update from vendor's website.

Jenkins - update to 2.172
jenkins (Alpine package) - update to 2.164.2-r0

External References

Related Security Bulletins