PostX – Gutenberg Blocks for Post Grid <= 2.9.9 - Unauthenticated Cross-Site Scripting

7.2
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2023-36385
CVSS 7.2 (High)
Publicly Published June 23, 2023
Last Updated January 22, 2024
Researcher Le Ngoc Anh - sun*inc

Description

The PostX – Gutenberg Blocks for Post Grid plugin for WordPress is vulnerable to Cross-Site Scripting in versions up to, and including, 2.9.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers 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 Gutenberg Blocks and WordPress Blog Plugin – PostX

Software Type Plugin
Software Slug ultimate-post (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.9.10, or a newer patched version
Affected Version
  • <= 2.9.9
Patched Version
  • 2.9.10

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