blogsafe.org My Downloads

BlogSafe.org

WordPress CVEs

Search and review WordPress-related vulnerability records.

← Back to CVE list

CVE-2021-24308

MEDIUM 5.4 CVSS 3.1
Published
May 24, 2021
Last modified
June 17, 2026
NVD status
Modified
Reported by
contact@wpscan.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

The 'State' field of the Edit profile page of the LMS by LifterLMS – Online Course, Membership & Learning Management System Plugin for WordPress plugin before 4.21.1 is not properly sanitised when output in the About section of the profile page, leading to a stored Cross-Site Scripting issue. This could allow low privilege users (such as students) to elevate their privilege via an XSS attack when an admin will view their profile.

Affected WordPress components

  • LifterLMS – WP LMS for eLearning, Online Courses, & Quizzes Plugin · lifterlms
    Confirmed match Active
    Before 4.21.1
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • LifterLMS LMS by LifterLMS – Online Course, Membership & Learning Management System Plugin for WordPress — From 4.21.1 (including) to 4.21.1 (excluding)
  • lifterlms lifterlms — Before 4.21.1

References

  • packetstormsecurity.com http://packetstormsecurity.com/files/162856/WordPress-LifterLMS-4.21.0-Cross-Site-Scripting.html Exploit, Third Party Advisory, VDB Entry
  • github.com https://github.com/gocodebox/lifterlms/releases/tag/4.21.1 Release Notes, Third Party Advisory
  • wpscan.com https://wpscan.com/vulnerability/f29f68a5-6575-441d-98c9-867145f2b082 Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record