DedeCMS through 5.7SP2 allows arbitrary file write in dede/file_manage_control.php via a dede/file_manage_view.php?fmdo=newfile request with name and str parameters, as demonstrated by writing to a new .php file.
https://github.com/SukaraLin/php_code_audit_project/blob/master/dedecms/dedecms%20v5.7%20sp2%20%E4%BB%A3%E7%A0%81%E5%AE%A1%E8%AE%A1.md
Source: Mitre, NVD
Published: 2018-06-08
Updated: 2026-06-17
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Severity: High
EPSS: 0.00174