NitroPack <= 1.9.2 - Missing Authorization via multiple AJAX functions

Missing Authorization
CVSS 6.3 (Medium)
Publicly Published November 7, 2023
Last Updated November 13, 2023


The NitroPack – Cache & Speed Optimization for Core Web Vitals, Defer CSS & JavaScript, Lazy load Images plugin for WordPress is vulnerable to unauthorized access of data, modification of data, and loss of data due to a missing capability check on multiple AJAX function in all versions up to, and including, 1.9.2. This makes it possible for authenticated attackers, with subscriber access and above, to perform actions such as clearing cache, dismiss admin notifications, or enabling safe mode.



1 affected software package

Software Type Plugin
Software Slug nitropack (view on
Patched? Yes
Remediation Update to version 1.10.0, or a newer patched version
Affected Version
  • < 1.10.0
Patched Version
  • 1.10.0

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