GitHub Advisoryadvisory · Maven

GHSA-98gq-6hxg-52r6 XSS vulnerability in Jenkins notification bar

MEDIUM Published 2022-05-24 Modified 2023-10-27 Official page ↗
Aliases
CVE-2021-21603
Ecosystem
Maven
Packages
org.jenkins-ci.main:jenkins-core
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79
Reviewed
2022-06-23

Affected packages

• Maven org.jenkins-ci.main:jenkins-core: < 2.275 → fixed in 2.275 • Maven org.jenkins-ci.main:jenkins-core: >= 2.263.2, < 2.275 → fixed in 2.275

Description

Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not escape notification bar response contents (typically shown after form submissions via Apply button). This results in a cross-site scripting (XSS) vulnerability exploitable by attackers able to influence notification bar contents. Jenkins 2.275, LTS 2.263.2 escapes the content shown in notification bars.

Related

Alias · CVE (1)

  • CVE-2021-21603 Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not escape notification bar response contents, resulting in a cross-site scripting… vulnerability

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References