Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel – Combo Blocks <= 2.2.85 - Authenticated (Contributor+) Stored Cross-Site Scripting via redirectURL Parameter of Date Countdown Widget

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2024-6346
CVSS 6.4 (Medium)
Publicly Published July 31, 2024
Last Updated August 2, 2024
Researcher Webbernaut

Description

The Gutenberg Blocks, Page Builder – ComboBlocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the redirectURL parameter of the Date Countdown widget, in all versions up to, and including, 2.2.85 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Vulnerability Details for Post Grid and Gutenberg Blocks

Software Type Plugin
Software Slug post-grid (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.2.86, or a newer patched version
Affected Version
  • <= 2.2.85
Patched Version
  • 2.2.86

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