file_manage_control.php in DedeCMS 5.7 has CSRF in an fmdo=rename action, as demonstrated by renaming an arbitrary file under uploads/userup to a .php file under the web root to achieve PHP code execution. This uses the oldfilename and newfilename parameters.
Severity
CVSS 3.0
8.8 high
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-31)