WonderCMS 4.3.2 contains a cross-site scripting vulnerability that allows attackers to inject malicious JavaScript through the module installation endpoint. Attackers can craft a specially designed XSS payload to install a reverse shell module and execute remote commands by tricking an authenticated administrator into accessing a malicious link.
Published: 2025-12-12
Updated: 2026-04-15
Base Score: 9
Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C
Severity: High
Base Score: 8.8
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
Base Score: 8.6
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Severity: High
EPSS: 0.00048