Profile Box Shortcode And Widget < 1.2.1 - Admin+ Stored XSS

2024-02-2700:00:00

Dmitrii Ignatyev

wpscan.com

plugin vulnerability}{stored xss}{unfiltered_html capability}{admin+}{widget}{settings}{sanitise and escape}{high privilege users}{multisite setup

5.3 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.0%

JSON

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)

PoC

When creating a new widget, insert the following payload in the “Max width” field: 250" onmouseover="alert(/XSS/)" View the site on the frontend to see the XSS