Masteriyo - LMS: Cross-site scripting
Masteriyo - LMS is affected by cross-site scripting. Exploitation requires an authenticated subscriber account. Injected script can execute in the affected site's origin when the vulnerable output is viewed. The published affected range is n/a through 2.3.0.
- Component
- Masteriyo - LMS
- Plugin slug
learning-management-system- Affected
- n/a through 2.3.0
- Safe version
2.3.1- Published
- Jul 23, 2026
This CVE was published Jul 23, 2026 and is one of 19 known issues for this plugin.
Update, patch or deactivate.
Update Masteriyo - LMS to 2.3.1 or later, 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
Subscriber Cross Site Scripting (XSS) in Masteriyo - LMS <= 2.3.0 versions.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L