Vulnerability Database

309,136

Total vulnerabilities in the database

CVE-2021-24562

The LMS by LifterLMS – Online Course, Membership & Learning Management System Plugin for WordPress plugin before 4.21.2 was affected by an IDOR issue, allowing students to see other student answers and grades

  • Published: Aug 23, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-24562
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:P/I:N/A:N

CWEs:

OWASP TOP 10:

Software From Fixed in
lifterlms / lifterlms - 4.21.2