CVE-2026-79615 Quiz And Survey Master < 11.2.4 - Contributor+ Cross-Quiz Question Bank and Answer Key Disclosure via IDOR
Contributors can read other users' quiz questions and answer keys via IDOR in the REST API, exposing sensitive assessment data.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-79615?
CVE-2026-79615 is a low-severity missing authorization vulnerability in Unknown Quiz and Survey Master (QSM), published on 28 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The Quiz and Survey Master (QSM) WordPress plugin before 11.2.4 does not check authorisation when returning question bank entries through one of its REST API routes, allowing users with a role as low as Contributor to read the questions, hints and correct answer keys of quizzes belonging to other users.
Weakness: CWE-639
Which versions are affected by CVE-2026-79615?
How do I fix CVE-2026-79615?
No fix has been published for CVE-2026-79615 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-2026-79615 being exploited?
There is no known exploitation of CVE-2026-79615 in the wild and no public exploit code.
Sources
Also known as GHSA-p22c-6jvf-q7g6.