GHSA-wv63-gwr9-5c55
Stored XSS vulnerability in Jenkins button labels
At a glance
- Published
- Updated
- CVE
- CVE-2021-21608
- Aliases
- BIT-jenkins-2021-21608
- CVSS_V3
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Description
Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not escape button labels in the Jenkins UI. This results in a cross-site scripting vulnerability exploitable by attackers with the ability to control button labels. An example of buttons with a user-controlled label are the buttons of the Pipeline `input` step. Jenkins 2.275, LTS 2.263.2 escapes button labels in the Jenkins UI.
Affected packages
| Package | Versions |
|---|---|
| Maven · org.jenkins-ci.main:jenkins-core | introduced 0, fixed 2.275 |
| Maven · org.jenkins-ci.main:jenkins-core | introduced 2.263.2, fixed 2.275 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-21608 ADVISORY
- https://github.com/jenkinsci/jenkins/commit/8c451b08886561a914ef0c30cbb9d40ea33a9bbe WEB
- https://github.com/jenkinsci/jenkins PACKAGE
- https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2035 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |