MailChimp for WordPress <= 4.1.6 - Authenticated Cross-Site Scripting (XSS)



Description
Usage of the output of add_query_arg() without escaping in various places in the WordPress Backend leads to reflected XSS vulnerability. 
Proof of Concept
URL/wp-admin/admin.php?page=mailchimp-for-wp-integrations&"><script>alert(1)</script>

Affects Plugin

fixed in version 4.1.7

References

URL https://plugins.trac.wordpress.org/changeset/1726656/mailchimp-for-wp

Classification

Type XSS
OWASP Top 10 A3: Cross-Site Scripting (XSS)
CWE CWE-79

Miscellaneous

Submitter Karim El Ouerghemmi
Submitter Website https://ripstech.com
Views 154
Verified No
WPVDB ID 9026

Timeline

Publicly Published 2017-09-08 (about 1 year ago)
Added 2018-02-22 (7 months ago)
Last Updated 2018-08-29 (24 days ago)

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