#VU27242 Stored cross-site scripting in MapPress Maps for WordPress - CVE-2020-12077
Published: April 23, 2020 / Updated: September 11, 2023
MapPress Maps for WordPress
Chris Richardson
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 on AJAX actions that called functions lacking capability checks and nonce checks. A remote authenticated attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website, leads to map deletion and creation.
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.
This vulnerability affects the following AJAX hooks:
add_action('wp_ajax_mapp_delete', array(__CLASS__, 'ajax_delete'));add_action('wp_ajax_mapp_save', array(__CLASS__, 'ajax_save'));