WordPress Plugin Vulnerabilities

Sassy Social Share < 3.3.61 - Contributor+ Stored XSS

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

Proof of Concept

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"]

Affects Plugins

Fixed in 3.3.61

References

Classification

Type
XSS
CWE

Miscellaneous

Original Researcher
Dmitrii Ignatyev
Submitter
Dmitrii Ignatyev
Submitter website
Verified
Yes

Timeline

Publicly Published
2024-04-05 (about 1 months ago)
Added
2024-04-05 (about 1 months ago)
Last Updated
2024-04-25 (about 25 days ago)

Other