The WP Responsive Testimonials Slider And Widget WordPress plugin through 1.5 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
[
{
"vendor": "Unknown",
"product": "WP Responsive Testimonials Slider And Widget",
"versions": [
{
"status": "affected",
"versionType": "custom",
"version": "0",
"lessThanOrEqual": "1.5"
}
],
"defaultStatus": "affected",
"collectionURL": "https://wordpress.org/plugins"
}
]