What’s Vulnerable › Vulnerabilities

CVE-2021-24442: Poll, Survey, Questionnaire and Voting system < 1.5.3 - Unauthenticated Blind SQL Injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 46.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-12 · updated 2026-06-17
• Weakness: CWE-89

Description

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

Affected products

• wpdevart Poll, Survey, Questionnaire and Voting system (WordPress plugin): before 1.5.3 — fixed in 1.5.3

How to fix

Upgrade to a fixed version: wpdevart Poll, Survey, Questionnaire and Voting system (WordPress plugin) 1.5.3. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/7376666e-9b2a-4239-b11f-8544435b444a
• https://www.in-spired.xyz/wpdevart-polls-blind-sql-injection/
• https://wpscan.com/vulnerability/7376666e-9b2a-4239-b11f-8544435b444a
• https://www.in-spired.xyz/wpdevart-polls-blind-sql-injection/

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