CVE-2023-3578: Dedecms

Critical severity, CVSS 9.8. EPSS: 3.6% chance of exploitation in the next 30 days.

A vulnerability classified as critical was found in DedeCMS 5.7.109. Affected by this vulnerability is an unknown functionality of the file co_do.php. The manipulation of the argument rssurl leads to server-side request forgery. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-233371.

Affected products

• Dedecms Dedecms: version 5.7.109 only

Published 2023-07-10. Last modified 2026-06-17.