Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not implement any restrictions for the URL rendering a formatted preview of markup passed as a query parameter, resulting in a reflected cross-site scripting (XSS) vulnerability if the configured markup formatter does not prohibit unsafe elements (JavaScript) in markup.
CVSS Details
- CVSS 3.1 Base Score: 6.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade jenkins | Aug 22, 2024 | Jan 13, 2021 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 13, 2021 |
| Jenkins 2021 01 13 | — | Upgrade Jenkins LTS to the latest versionUpgrade Jenkins to the latest versionUpgrade Jenkins LTS to version 2.263.2Upgrade Jenkins to version 2.275 | Dec 2, 2021 | Jan 13, 2021 |
| Redhat Openshift | — | Upgrade openshiftUpgrade openshift-clientsUpgrade jenkinsUpgrade openshift-ansibleUpgrade runcUpgrade machine-config-daemonUpgrade conmon | Feb 19, 2021 | Jan 13, 2021 |
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