CVE-2026-32638: Authorization Bypass Through User-Controlled Key

StudioCMS is a server-side-rendered, Astro native, headless content management system. Prior to 0.4.4, the REST API getUsers endpoint in StudioCMS uses the attacker-controlled rank query parameter to decide whether owner accounts should be filtered from the result set. As a result, an admin token...

StudioCMS REST getUsers Exposes Owner Account Records to Admin Tokens

Summary The REST API getUsers endpoint in StudioCMS uses the attacker-controlled rank query parameter to decide whether owner accounts should be filtered from the result set. As a result, an admin token can request rank=owner and receive owner account records, including IDs, usernames, display...