WordPress Plugin Vulnerabilities

Smart Logo Showcase Lite <= 1.1.9 - 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

[smls_guten_block heading='XSS' heading_tag='h2 onmouseover="alert(1)"']

Affects Plugins

References

Classification

Type
XSS
CWE

Miscellaneous

Original Researcher
Lana Codes
Submitter
Lana Codes
Submitter website
Submitter twitter
Verified
Yes

Timeline

Publicly Published
2023-02-21 (about 1 years ago)
Added
2023-02-21 (about 1 years ago)
Last Updated
2023-02-21 (about 1 years ago)

Other