Input validation vulnerability in Post Grid Gutenberg Blocks and WordPress Blog Plugin – PostX 4.1.15

The PostX plugin for WordPress has a security issue called Stored Cross-Site Scripting. This means that attackers who have author-level access or higher can add harmful web scripts to pages, which will run whenever someone views those pages. This vulnerability exists in versions up to 4.1.15.

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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