GHSA-F4H3-QHG5-J6MQ Duplicate Advisory: Craft CMS: Authorized asset "preview file" requests bypass allows users without asset access to retrieve private preview metadata

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-44px-qjjc-xrhq. This link is maintained to preserve external references. Original Description Craft CMS versions = 5.0.0-RC1, = 4.0.0-RC1, = 4.17.7 contain an authorization bypass in the assets/preview-file...

CVE-2026-56385 Craft CMS - Authorization Bypass in assets/preview-file Endpoint

Craft CMS versions = 5.0.0-RC1, = 4.0.0-RC1, = 4.17.7 contain an authorization bypass in the assets/preview-file endpoint. The action does not enforce per-asset view authorization before returning preview content, allowing an authenticated low-privileged user to supply a controlled assetId for an...