8.0
High
CVE-2026-27099 Jenkins 2.483 through 2.550 (both inclusive), LTS 2.492.1 through 2.541.1 (both inclusive) does not escape the…
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.
Affected products and versions
Other CVEs of Jenkins
The 153 CVEs of Jenkins →
CVE-2026-117626
Jenkins 2.587 and earlier, LTS 2.580.1 and earlier improperly identifies file paths attempting path traversal in the…
4.3
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CVE-2026-117624
Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not consistently enforce the restriction on deserializing…
8.8
High
CVE-2026-117625
A missing permission check in Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read…
4.3
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CVE-2026-117623
Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not escape the text shown in the tooltips of breadcrumb bar…
5.4
Medium