CVE-2026-89214

WpCues Basic Quiz <= 1.6.5 - Unauthenticated SQLi via Quiz Result Submission

The WpCues Basic Quiz WordPress plugin through 1.6.5 does not properly sanitise and escape values before using them in a SQL statement, which allows unauthenticated attackers to perform SQL injection attacks and read data from the database.

Affected

WpCues Basic Quiz

CVSS v3.1 CNA

8.6 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

EPSS

0.26% chance of exploitation in the next 30 days, 17th percentile

Published

2026-10-11

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/c5c57e38-61e9-456b-a56e-ef25146ee28f/

References

• CVE Record
• NVD entry