{"schemaVersion":3,"id":"CVE-2026-42562","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Plainpad is a self hosted note taking app. Prior to version 1.1.1, Plainpad allows a low-privilege authenticated user to self-escalate to administrator by submitting admin=true in PUT /api.php/v1/users/{id}. The endpoint directly persists the admin attribute from user input, and the escalated account can immediately access admin-only routes. 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