What’s Vulnerable › Vulnerabilities
CVE-2026-79615: Quiz And Survey Master < 11.2.4 - Contributor+ Cross-Quiz Question Bank and Answer Key Disclosure via IDOR
- Severity: low (CVSS 2.7 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: 2026-08-28 · updated 2026-08-28
- Weakness: CWE-639
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.
Affected products
- ExpressTech Quiz And Survey Master: before 11.2.4 — fixed in 11.2.4
How to fix
Upgrade to a fixed version: ExpressTech Quiz And Survey Master 11.2.4. Check the vendor advisory for mitigations.
References
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