Input validation vulnerability in PostX – Gutenberg Post Grid Blocks 2.9.9

The PostX – Gutenberg Blocks for Post Grid plugin for WordPress has a vulnerability which allows unauthenticated attackers to inject malicious web scripts into pages. This means that when these pages are accessed by any user, the malicious scripts will execute. This vulnerability is present in versions up to and including 2.9.9 and is due to insufficient sanitization of input and output escaping.

Detected in:

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Version compare shows which versions have a vulnerability. For example: >= 2.2.8 <= 2.2.21 means:

> from 2.2.8
= including 2.2.8 & 2.2.21
< to 2.2.21

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