CVE-2026-76800

Name of the Vulnerable Software and Affected Versions DeDeCMS version 3

Description A flaw in the /include/dialog/select media post.php file allows for unrestricted file upload. This occurs when the uploadfile argument is manipulated, enabling a remote attacker to upload files to the server.

Recommendations As a temporary workaround, restrict access to the /include/dialog/select media post.php file or disable the functionality associated with the uploadfile parameter until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.