CVE-2026-93681 Tutor LMS <= 4.1.0 - Authenticated (Subscriber+) Stored Cross-Site Scripting via display_name Parameter
Authenticated attackers can inject arbitrary scripts via the display_name parameter in Tutor LMS, executing them when other users view affected pages.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-93681?
CVE-2026-93681 is a medium-severity cross-site scripting vulnerability in themeum Tutor LMS – eLearning and online course solution, published on 16 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Stored Cross-Site Scripting via display_name Parameter in all versions up to, and including, 4.1.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires that a Legal Consent record exists for the attacker's user account, causing the View Logs button to appear in the wp-admin/users.php Consent Logs column.
Weakness: CWE-79
Which versions are affected by CVE-2026-93681?
How do I fix CVE-2026-93681?
No fix has been published for CVE-2026-93681 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-93681 being exploited?
There is no known exploitation of CVE-2026-93681 in the wild and no public exploit code.
Sources
Also known as GHSA-633x-59jf-x243.