EyouCMS 1.5.4 is vulnerable to Open Redirect. An attacker can redirect a user to a malicious url via the Logout function.

Eyoucms 1.5.4 is vulnerable to Directory Traversal. Due to a lack of input data sanitizaton in param tpldir, filename, type, nid an attacker can inject "../" to escape and write file to writeable directories.

eyoucms 1.5.4 lacks sanitization of input data, allowing an attacker to inject a url to trigger blind SSRF via the saveRemote() function.

A Cross-site scripting (XSS) vulnerability in Users in Qiong ICP EyouCMS 1.5.4 allows remote attackers to inject arbitrary web script or HTML via the `title` parameter in bind_email function.

Eyoucms 1.5.4 lacks sanitization of input data, allowing an attacker to inject malicious code into `filename` param to trigger Reflected XSS.

Cross Site Request Forgery (CSRF) vulnerability exists in EyouCMS 1.3.6 that can add an htm page to execute the js code via login.php?m=admin&c=Filemanager&a=newfile&lang=cn.

Cross Site Scripting (XSS) vulnerability exists in EyouCMS1.3.6 in the basic_information area.

Cross Site Request Forgery (CSRF) vulnerability exists in Eyoucms 1.3.6 that can add an admin account via /login.php?m=admin&c=Admin&a=admin_add&lang=cn.

Cross Site Scripting (XSS) vulnerability exists in Eyoucms v1.4.7 and earlier via the addonfieldext parameter.

A stored cross site scripting (XSS) vulnerability in the web_attr_2 field of Eyoucms v1.4.1 allows authenticated attackers to execute arbitrary web scripts or HTML.