Survey Maker <= 4.0.9 - IP Address Spoofing

Use of Less Trusted Source
CVE CVE-2023-35764
CVSS 5.3 (Medium)
Publicly Published April 27, 2024
Last Updated May 7, 2024
Researcher Atsuya Yoda


The Survey Maker – Best WordPress Survey Plugin plugin for WordPress is vulnerable to IP Address Spoofing in all versions up to, and including, 4.0.9 due to insufficient IP address validation and/or use of user-supplied HTTP headers as a primary method for IP retrieval. This makes it possible for unauthenticated attackers to spoof their IP address.



Vulnerability Details for Survey Maker – Customer Satisfaction Questionnaire, Chat Survey, Calculation Form, Payment Forms

Software Type Plugin
Software Slug survey-maker (view on
Patched? Yes
Remediation Update to version 4.1.0, or a newer patched version
Affected Version
  • <= 4.0.9
Patched Version
  • 4.1.0

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