LearnPress <= 4.1.3.1 - Stored Cross-Site Scripting via $custom_profile

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-39348
CVSS Medium (5.5)
Publicly Published October 18, 2021
Last Updated January 22, 2024
Researcher Thinkland Security Team
Description

The LearnPress WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient escaping on the $custom_profile parameter found in the ~/inc/admin/views/backend-user-profile.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 4.1.3.1. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled. Please note that this is seperate from CVE-2021-24702.

References

1 affected software package

Software Type Plugin
Software Slug learnpress (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 4.1.3.1
Patched Version
  • 4.1.3.2
This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.
License: Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy. License Detail.