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CVE-2026-27099
Published: Feb 18, 2026
Modified: Feb 18, 2026
PUBLISHED
Description
Jenkins 2.483 through 2.550 (both inclusive), LTS 2.492.1 through 2.541.1 (both inclusive) does not escape the user-provided description of the "Mark temporarily offline" offline cause, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure or Agent/Disconnect permission.
| Vendor | Product | Versions |
|---|---|---|
Jenkins Project | Jenkins | unaffected 0 - < 2.483unaffected 2.551 - < *unaffected 2.541.2 - < 2.541.* |
References
Jenkins Security Advisory 2026-02-18
vendor-advisory
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