Several newly disclosed Admidio vulnerabilities allow unauthorized or improperly authorized state-changing actions in core modules handling roles, documents, and forums. One flaw in modules/groups-roles/groups_roles.php is a CSRF issue that can let an attacker trick an authenticated user with rol_assign_roles privileges into activating, deactivating, or deleting organizational roles because the server does not properly enforce anti-CSRF validation for some sensitive requests. Additional Admidio issues stem from missing authorization checks on destructive actions, allowing operations to proceed after insufficient validation.
In the documents module, modules/documents-files.php uses read-access checks such as getFolderForDownload() and getFileForDownload() before executing folder_delete and file_delete, which can let any user who can view a file or folder delete it; in public-mode configurations, that can extend to unauthenticated deletion of public content. In the forum module, modules/forum.php validates a CSRF token for topic_delete and post_delete actions but fails to verify whether the requester is actually authorized to delete the targeted content, enabling arbitrary forum post or topic deletion. A separate disclosure affecting Campus Educativa describes an IDOR at /administracion/admin_usuarios.cgi that exposes enrolled-user data through brute-forced course IDs, but that is a different product and incident and should be treated separately.

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Details were published for CVE-2026-32756, describing a critical unrestricted file upload vulnerability in Admidio's Documents & Files module. The disclosure stated that exploitation could enable arbitrary file upload, server compromise, data exfiltration, and lateral movement.
A critical unrestricted file upload vulnerability affecting Admidio 5.0.6 and earlier was addressed in Admidio version 5.0.7. The flaw allowed an authenticated user with upload permissions to bypass file extension restrictions via invalid CSRF token handling, potentially leading to remote code execution.
Three Admidio vulnerabilities were publicly disclosed: a CSRF issue in role management that can change or delete roles, a missing-authorization and CSRF flaw that allows unauthorized document or folder deletion, and an authorization bypass that permits arbitrary forum topic and post deletion.
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