Bug 2527604 (CVE-2026-84650) - CVE-2026-84650 jenkins: Jenkins: Configuration overwrite via transient field deserialization
Summary: CVE-2026-84650 jenkins: Jenkins: Configuration overwrite via transient field ...
Keywords:
Status: NEW
Alias: CVE-2026-84650
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-02 16:02 UTC by OSIDB Bzimport
Modified: 2026-09-28 05:54 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2026-09-02 16:02:57 UTC 
In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from deserialization, allowing attackers able to submit configuration updates to specify the values of transient fields that will be deserialized, the impact depending on how those fields are used.
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