CVE-2023-4808: The WP Post Popup WordPress plugin through 3.7.3 does not sanitise and escape some of its inputs, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks...

Summary

The WP Post Popup WordPress plugin through 3.7.3 does not sanitise and escape some of its inputs, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
allurewebsolutions	wp_post_popup	<= 3.7.3 `cpe:2.3:a:allurewebsolutions:wp_post_popup::::::wordpress::*`

Original advisory text

The WP Post Popup WordPress plugin through 3.7.3 does not sanitise and escape some of its inputs, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks...

The WP Post Popup WordPress plugin through 3.7.3 does not sanitise and escape some of its inputs, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

References

https://wpscan.com/vulnerability/bb8e9f06-477b-4da3-b5a6-4f06084ecd57 Exploit Third Party Advisory