Vulnerability Database

315,363

Total vulnerabilities in the database

CVE-2020-20287

Unrestricted file upload vulnerability in the yccms 3.3 project. The xhUp function's improper judgment of the request parameters, triggers remote code execution.

  • Published: Feb 1, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-20287
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
yccms / yccms 3.3 3.3.x