#VU101291 Stored cross-site scripting in WP Mailster - CVE-2024-11782
Published: December 5, 2024
WP Mailster
brandtoss
Description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the "mst_subscribe" shortcode. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
External links
- https://plugins.trac.wordpress.org/browser/wp-mailster/tags/1.8.17.0/mailster/subscr/SubscriberPlugin.php#L216
- https://plugins.trac.wordpress.org/changeset/3198497/wp-mailster/trunk/mailster/subscr/SubscriberPlugin.php
- https://www.wordfence.com/threat-intel/vulnerabilities/id/909beed4-06a9-4ec4-bf00-4072a38af82b?source=cve