[MEDIUM] Kirby CMS's system API endpoint leaks installed version and license data to authenticated users

PKSA-d1w9-s6x2-nh6p CVE-2026-42051 GHSA-x68m-c7jf-2572

Affected package: getkirby/cms

Affected version: >=5.0.0,<=5.3.3|<=4.8.0

Reported by:
GitHub