CuppaCMS 1.0 is vulnerable to Remote Code Execution (RCE). An authenticated user can control both parameters (action and function) from "/api/index.php.
https://github.com/badru8612/Authenticated-RCE-CuppaCMS
https://github.com/CuppaCMS/CuppaCMS/issues/22
Source: Mitre, NVD
Published: 2022-09-13
Updated: 2026-06-17
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
EPSS: 0.45769