CVE-2026-54005

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites where a role has the pages.access permission disabled allowed authenticated users who know or guess page IDs or UUIDs to retrieve page information, including full content and metadata, for arbitrary published...

CVE-2026-54005

Kirby CMS has a vulnerability tracked as CVE-2026-54005 where the /api/site/find route does not check the pages.access permission. Prior to versions 4.9.4 and 5.4.4, authenticated users who know or guess page IDs or UUIDs could retrieve full page content and metadata for arbitrary published pages...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization via the /api/site/find route. An attacker can access sensitive page information, including full content and metadata, by sending requests with known or guessed page IDs or UUIDs as an authenticated user. This is on...

Kirby: `pages.access` permission is not checked in the `site/find` REST API route

TL;DR This vulnerability affects all Kirby sites where users of a particular role have no permission to access pages pages.access permission is disabled. This can be due to configuration in the user blueprints, options in the model blueprints, or a combination of both settings. It was possible to...

PT-2026-50726

Name of the Vulnerable Software and Affected Versions Kirby versions prior to 4.9.4 Kirby versions prior to 5.4.4 Description Missing authorization in the content management system allows authenticated users to retrieve information for arbitrary published pages. By knowing or guessing page IDs or...