What’s Vulnerable › Vulnerabilities
CVE-2026-12273: Tutor LMS < 3.9.13 - Subscriber+ Arbitrary Auto-Approved Comment Creation
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-13 · updated 2026-07-13
Description
The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments containing arbitrary HTML and links on any content across the site, bypassing the comment moderation queue.
Affected products
- themeum Tutor LMS – eLearning and online course solution: before 3.9.13 — fixed in 3.9.13
How to fix
Upgrade to a fixed version: themeum Tutor LMS – eLearning and online course solution 3.9.13. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2026-12273 or the next vulnerability affects your stack