CVE-2026-64965 Missing Authorization Check in ATutor
Low-privileged users can bypass authorization checks to unauthorizedly import tests and questions into courses in the unsupported ATutor 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-2026-64965?
CVE-2026-64965 is a medium-severity missing authorization vulnerability in ATutor, published on 20 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
ATutor is vulnerable to Missing Authorization Check on Test and Question Import endpoints. A low-privileged authenticated user (e.g. a student) enrolled in a course can bypass authorization checks by sending requests directly to the backend import endpoints, allowing the unauthorized import of tests and questions within a course.
Product is no longer actively supported and the vulnerabilities have not been fixed. Only version 2.2.4 was tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.
Weakness: CWE-862
Which versions are affected by CVE-2026-64965?
How do I fix CVE-2026-64965?
No fix has been published for CVE-2026-64965 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-2026-64965 being exploited?
There is no known exploitation of CVE-2026-64965 in the wild and no public exploit code.
Sources
Also known as GHSA-g2p5-5gmg-7ghg.