Sassy Social Share < 3.3.61 - Contributor+ Stored XSS

2024-04-0500:00:00

Dmitrii Ignatyev

sassy social share

xss

contributor

preview

security issue

5.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

8.4%

JSON

Description The plugin does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

As a contributor, put the below shortcode in a post, preview it and move the mouse over Pinterest icon in the the right bar to trigger the XSS

[Sassy_Social_Share type="floating" url='http://mywebsite.com/example.php"onmouseover="alert(1123123)"' align="right"]