Tittle:
WordPress Plugin WP Brutal AI < 2.06 - Admin+ Stored XSS

References:
CVE-2023-2606

Author:
Taurus Omar 

Description:
The plugin does not sanitise and escape some of its settings, 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).


Affects Plugins:
WP Brutal AI - Fixed in version 2.06

Proof of Concept:

Visit the following path:

1. Go to Settings » WP Brutal AI

2. Add new campaign 

4. Add name payload: "><iframe src="<svg onload=alert(4);>">
  
3. Save the changes to trigger XSS. 


Classification:
Type XSS 
OWASP top 10 A7: Cross-Site Scripting (XSS)
CWE-79

wpScan:
https://wpscan.com/vulnerability/62deb3ed-a7e4-4cdc-a615-cad2ec2e1e8f