CVE-2024-3239: PostX < 4.0.2 - Contributor+ Stored XSS

Published May 13, 2024
·
Updated

The Post Grid Gutenberg Blocks and WordPress Blog Plugin WordPress plugin before 4.0.2 does not validate and escape some of its block options before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Affected Software

2 affected components
wpxpo Postx Wordpress<4.0.2
PostX Post Grid Gutenberg Blocks and WordPress Blog Plugin<4.0.2

Event History

May 13, 2024
CVE Published
via MITRE·06:00 AM
Data Sourced
via MITRE·06:00 AM
DescriptionWeakness
May 14, 2024
Data Sourced
via NVD·03:40 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2024-3239?

CVE-2024-3239 has a medium severity rating due to its potential impact on website security through improper input validation.

2

How can I fix CVE-2024-3239?

To fix CVE-2024-3239, update the Post Grid Gutenberg Blocks and WordPress Blog Plugin to version 4.0.2 or higher.

3

Who is affected by CVE-2024-3239?

Users with the contributor role and above are affected by CVE-2024-3239 as they can leverage the vulnerability to execute unauthorized actions.

4

What versions are vulnerable to CVE-2024-3239?

Versions of the Post Grid Gutenberg Blocks and WordPress Blog Plugin prior to 4.0.2 are vulnerable to CVE-2024-3239.

5

What types of attacks can CVE-2024-3239 enable?

CVE-2024-3239 could enable users to perform stored cross-site scripting (XSS) attacks by manipulating block options.

Contact

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Fortitude Valley,
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