Checkout for PayPal < 1.0.14 - Contributor+ Stored XSS

2022-11-2200:00:00

Lana Codes

112

paypal security

stored xss

contributor+ role

shortcode exploit

0.001 Low

EPSS

Percentile

23.4%

JSON

The plugin does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks

As a contributor, put the following shortcode in a page/post

[checkout_for_paypal amount='1' item_description='"; alert(/XSS/); return ;"']

The XSS will be triggered when viewing/previewing the page/post

0.001 Low

EPSS

Percentile

23.4%

JSON

Related for WPEX-ID:0B48BBD6-7C77-44B8-A5D6-34E4A0747CF1