Cscms 4 allows CSRF for creating a member via upload/admin.php/user/save, authenticating vip members via upload/admin.php/user/init/tid and upload/admin.php/user/init/rzid, and creating a super administrator and web editor via upload/admin.php/sys/save.
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
0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)