What’s Vulnerable › Vulnerabilities

CVE-2021-24762: Perfect Survey < 1.5.2 - Unauthenticated SQL Injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 86.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-02-01 · updated 2026-06-17
• Weakness: CWE-89

Description

The Perfect Survey WordPress plugin before 1.5.2 does not validate and escape the question_id GET parameter before using it in a SQL statement in the get_question AJAX action, allowing unauthenticated users to perform SQL injection.

Affected products

• Perfect Survey: before 1.5.2 — fixed in 1.5.2

How to fix

Upgrade to a fixed version: Perfect Survey 1.5.2. Check the vendor advisory for mitigations.

References

• http://packetstormsecurity.com/files/166072/WordPress-Perfect-Survey-1.5.1-SQL-Injection.html
• https://wpscan.com/vulnerability/c1620905-7c31-4e62-80f5-1d9635be11ad
• http://packetstormsecurity.com/files/166072/WordPress-Perfect-Survey-1.5.1-SQL-Injection.html
• https://wpscan.com/vulnerability/c1620905-7c31-4e62-80f5-1d9635be11ad

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