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CVE PROGRAM SOURCE RECORD4.3 Medium

CVE-2026-84655

Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not escape map keys when serializing objects as JSON and Python through its REST API, allowing attackers able to control map

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Status
Published
Published
Updated
Assigning organization
jenkins

Description

Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not escape map keys when serializing objects as JSON and Python through its REST API, allowing attackers able to control map property names to inject arbitrary fields into JSON and Python API responses.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Jenkins Project Jenkins

Default version status: affected

  • 2.580 to < *unaffected
  • 2.568.3 to < 2.568.*unaffected

References