CVE-2021-24442
The Poll, Survey, Questionnaire and Voting system WordPress plugin before 1.5.3 did not sanitise, escape or validate the date_answers[] POST parameter before using it in a SQL statement when sending a Poll result, allowing unauthenticated users to perform SQL Injection attacks
Date published : 2021-07-12
https://wpscan.com/vulnerability/7376666e-9b2a-4239-b11f-8544435b444a
https://www.in-spired.xyz/wpdevart-polls-blind-sql-injection/