YOP Poll <= 6.5.28 - Reusable Captcha via validateImage

5.3
Guessable CAPTCHA
CVE CVE-2023-46611
CVSS 5.3 (Medium)
Publicly Published October 24, 2023
Last Updated January 22, 2024
Researcher qilin_99

Description

The YOP Poll plugin for WordPress is vulnerable to captcha bypass due to a reusable captcha bypass in the validateImage function in all versions up to, and including, 6.5.28. This makes it possible for unauthenticated attackers to vote multiple times using the same captcha image

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1 affected software package

Software Type Plugin
Software Slug yop-poll (view on wordpress.org)
Patched? Yes
Remediation Update to version 6.5.29, or a newer patched version
Affected Version
  • <= 6.5.28
Patched Version
  • 6.5.29

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