The comment editing template (dzz/comment/template/edit_form.htm) in DzzOffice 2.3.x lacks adequate security escaping for user-controllable data in multiple contexts, including HTML and JavaScript strings. This allows low-privilege attackers to construct comment content or request parameters and execute arbitrary JavaScript code when the victim opens the editing pop-up.

DzzOffice v2.3.7 and before is vulnerable to SQL Injection in explorer/groupmanage.

DzzOffice v2.3.7 and before is vulnerable to Arbitrary File Upload in /dzz/system/ueditor/php/controller.php.

dzzoffice 2.02.1 is vulnerable to Directory Traversal via user/space/about.php.

There is Stored Cross-Site Scripting (XSS) in dzzoffice 2.02.1 SC UTF8 in uploadfile to index.php, with the XSS payload in an SVG document.

SQL Injection vulnerability in Dzzoffice version 2.01, allows remote attackers to obtain sensitive information via the doobj and doevent parameters in the Network Disk backend module.

A Cross-Site Request Forgery (CSRF) in dzzoffice 2.02.1_SC_UTF8 allows attackers to arbitrarily create user accounts and grant Administrator rights to regular users.

Incorrect access control in the component /index.php?mod=system&op=orgtree of dzzoffice 2.02.1_SC_UTF8 allows unauthenticated attackers to browse departments and usernames.

A reflected cross-site scripting (XSS) vulnerability in the zero parameter of dzzoffice 2.02.1_SC_UTF8 allows attackers to execute arbitrary web scripts or HTML.

dzzoffice 2.02.1_SC_UTF8 is affected by a Cross Site Scripting (XSS) vulnerability in explorerfile.php. The output of the exit function is printed for the user via exit(json_encode($return)).

A Stored Cross Site Sripting (XSS) vulnerability exists in DzzOffice 2.02.1 via the settingnew parameter.

Dzzoffice Version 2.02.1 is affected by cross-site scripting (XSS) due to a lack of sanitization of input data at all upload functions in webroot/dzz/attach/Uploader.class.php and return a wrong response in content-type of output data in webroot/dzz/attach/controller.php.

attach/ajax.php in DzzOffice through 2.02.1 allows XSS via the editorid parameter.

A cross-site scripting (XSS) vulnerability in the referer parameter of Dzzoffice 2.02 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.