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Stored XSS vulnerability in Jenkins Repository Connector Plugin

Moderate severity GitHub Reviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Oct 27, 2023

Package

maven org.jenkins-ci.plugins:repository-connector (Maven)

Affected versions

<= 2.0.2

Patched versions

2.0.3

Description

Jenkins Repository Connector Plugin 2.0.2 and earlier does not escape parameter names and descriptions for past builds.

This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

Jenkins Repository Connector Plugin 2.0.3 escapes parameter names and descriptions when creating new parameters.

References

Published by the National Vulnerability Database Feb 24, 2021
Published to the GitHub Advisory Database May 24, 2022
Reviewed Dec 13, 2022
Last updated Oct 27, 2023

Severity

Moderate
5.4
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weaknesses

CVE ID

CVE-2021-21618

GHSA ID

GHSA-hg2w-3c4j-jjwm

Credits

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