CVE-2022-4120 Stop Spammers Security < 2022.6 - Unauthenticated PHP Object Injection

The Stop Spammers Security | Block Spam Users, Comments, Forms WordPress plugin before 2022.6 passes base64 encoded user input to the unserialize PHP function when CAPTCHA are used as second challenge, which could lead to PHP Object injection if a plugin installed on the blog has a suitable gadge...

CVE-2021-24857

The ToTop Link WordPress plugin through 1.7.1 passes base64 encoded user input to the unserialize PHP function, which could lead to PHP Object injection if a plugin installed on the blog has a suitable gadget chain...