CVE-2026-76800

Medium severity, CVSS 6.3. EPSS: 0.3% chance of exploitation in the next 30 days.

A flaw has been found in DeDeCMS 3. Affected by this vulnerability is an unknown functionality of the file /include/dialog/select_media_post.php. Executing a manipulation of the argument uploadfile can lead to unrestricted upload. The attack can be executed remotely. The exploit has been published and may be used.

Published 2026-08-20. Last modified 2026-08-21.