CVE-2026-12273 Tutor LMS < 3.9.13 - Subscriber+ Arbitrary Auto-Approved Comment Creation
Authenticated subscribers can bypass moderation to post arbitrary HTML comments on any site content due to missing authorization checks in Tutor LMS.
- 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-2026-12273?
CVE-2026-12273 is a medium-severity missing authorization vulnerability in Unknown Tutor LMS, published on 13 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Which versions are affected by CVE-2026-12273?
How do I fix CVE-2026-12273?
No fix has been published for CVE-2026-12273 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-12273 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-12273 exists.
Sources
Also known as GHSA-cwrv-whxp-7g78.