Autoptimize <= 2.8.3 - Stored Cross-Site Scripting

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24332
CVSS 5.5 (Medium)
Publicly Published May 7, 2021
Last Updated January 22, 2024
Researcher Vladislav Pokrovsky (ΞX.MI) - Independent AppSec Researcher


The Autoptimize WordPress plugin before 2.8.4 was missing proper escaping and sanitisation in some of its settings, allowing high privilege users to set XSS payloads in them, leading to stored Cross-Site Scripting issues.



Vulnerability Details for Autoptimize

Software Type Plugin
Software Slug autoptimize (view on
Patched? Yes
Remediation Update to version 2.8.4, or a newer patched version
Affected Version
  • < 2.8.4
Patched Version
  • 2.8.4

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