CVE-2021-21619

MEDIUM

Jenkins Claim Plugin < 2.18.1 - Stored Cross-Site Scripting via User Display Name

Title source: llm
STIX 2.1

Description

Jenkins Claim Plugin 2.18.1 and earlier does not escape the user display name, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers who are able to control the display names of Jenkins users, either via the security realm, or directly inside Jenkins.

References (2)

Core 2
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2021/02/24/3

Scores

CVSS v3 5.4
EPSS 0.0015
EPSS Percentile 35.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (2)
jenkins/claim < 2.18.1
org.jenkins-ci.plugins/claim 0 - 2.18.2Maven
Published Feb 24, 2021
Tracked Since Feb 18, 2026