CVE-2026-53442 | Jenkins up to 2.554.x Controller File System config.xml permission

A vulnerability was found in Jenkins up to 2.554.x and classified as critical. This vulnerability affects unknown code of the file config.xml of the component Controller File System Handler. The manipulation results in permission issues.

This vulnerability is cataloged as CVE-2026-53442. The attack may be launched remotely. There is no exploit available.

It is suggested to upgrade the affected component.