CVE-2021-41566

The file extension of the TadTools file upload function fails to filter, thus remote attackers can upload any types of files and execute arbitrary code without logging in.

CVE-2021-41975

TadTools special page is vulnerable to authorization bypass, thus remote attackers can use the specific parameter to delete arbitrary files in the system without logging in.

CVE-2021-41565

TadTools special page parameter does not properly restrict the input of specific characters, thus remote attackers can inject JavaScript syntax without logging in, and further perform reflective XSS attacks.