Jenkins 2.483 through 2.567 (both inclusive), LTS 2.492.1 through 2.555.2 (both inclusive) does not escape the user-provided description of a generic offline cause that could be set through the `POST config.xml` API, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure permission.
CVSS Details
- CVSS 3.1 Base Score: 5.4
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade jenkins-ltsUpgrade jenkins | Jun 18, 2026 | Jun 17, 2026 |
| Jenkins 2026 06 10 | — | Upgrade Jenkins to the latest versionUpgrade Jenkins LTS to version 2.555.3Upgrade Jenkins LTS to the latest versionUpgrade Jenkins to version 2.568 | Jun 11, 2026 | Jun 10, 2026 |
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