LearnPress – WordPress LMS Plugin for Create and Sell Online Courses: Cross-site scripting
LearnPress – WordPress LMS Plugin for Create and Sell Online Courses is affected by cross-site scripting. Exploitation requires at least contributor-level access. Injected script can execute in the affected site's origin when the vulnerable output is viewed. The published affected range is <= 4.4.0.
- Component
- LearnPress – WordPress LMS Plugin for Create and Sell Online Courses
- Plugin slug
learnpress- Affected
- <= 4.4.0
- Safe version
> 4.4.0- Published
- Jul 01, 2026
This CVE was published Jul 01, 2026 and is one of 67 known issues for this plugin.
Update, patch or deactivate.
Update LearnPress – WordPress LMS Plugin for Create and Sell Online Courses to a release after 4.4.0, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The LearnPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'class_wrapper_form' shortcode attribute in versions up to, and including, 4.4.0. This is due to insufficient input sanitization and output escaping in the FilterCourseTemplate::sections() method at line 98, where the attacker-controlled attribute is inserted into an HTML class attribute via sprintf('