CVE-2026-79615

Quiz And Survey Master < 11.2.4 - Contributor+ Cross-Quiz Question Bank and Answer Key Disclosure via IDOR

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

Quiz and Survey Master (QSM)

CVSS v3.1 CNA

2.7 LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

EPSS

0.30% chance of exploitation in the next 30 days, 21st percentile

Published

2026-08-28

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/f4c77fda-edc2-44c5-95d9-358636896b5f/

References

• CVE Record
• NVD entry