74cmsSE v3.12.0 allows authenticated attackers with low-level privileges to arbitrarily change the rights and credentials of the Super Administrator account.
74cmsSE v3.12.0 was discovered to contain a cross-site scripting (XSS) vulnerability via the component /apiadmin/notice/add. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Title field.
An arbitrary file upload vulnerability in the component /apiadmin/upload/attach of 74cmsSE v3.13.0 allows attackers to execute arbitrary code via a crafted PHP file.