Vulnerability Database

314,343

Total vulnerabilities in the database

CVE-2021-20187

It was found in Moodle before version 3.10.1, 3.9.4, 3.8.7 and 3.5.16 that it was possible for site administrators to execute arbitrary PHP scripts via a PHP include used during Shibboleth authentication.

  • Published: Jan 28, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-20187
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.2
  • AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 6.5
  • AV:N/AC:L/Au:S/C:P/I:P/A:P

CWEs:

Software From Fixed in
Composer icon moodle / moodle 3.8.0 3.8.7
Composer icon moodle / moodle 3.9.0 3.9.4
Composer icon moodle / moodle - 3.5.16
Composer icon moodle / moodle 3.10.0 3.10.0.x