Directory traversal vulnerability in WonderCMS 2.6.0 and earlier allows remote attackers to delete arbitrary files via unspecified vectors.

An issue was discovered in WonderCMS before 2.5.2. An attacker can create a new session on a web application and record the associated session identifier. The attacker then causes the victim to authenticate against the server using the same session identifier. The attacker can access the user's account through the active session. The Session Fixation attack fixes a session on the victim's browser, so the attack starts before the user logs in.

In index.php in WonderCMS before 2.4.1, remote attackers can delete arbitrary files via directory traversal.

WonderCMS version 2.4.0 contains a Stored Cross-Site Scripting on File Upload through SVG vulnerability in uploadFileAction(), 'svg' => 'image/svg+xml' that can result in An attacker can execute arbitrary script on an unsuspecting user's browser. This attack appear to be exploitable via Crafted SVG File.

WonderCMS 2.3.1 is vulnerable to an HTTP Host header injection attack. It uses user-entered values to redirect pages. NOTE: the vendor reports that exploitation is unlikely because the attack can only come from a local machine or from the administrator as a self attack

In WonderCMS 2.3.1, the application's input fields accept arbitrary user input resulting in execution of malicious JavaScript. NOTE: the vendor disputes this issue stating that this is a feature that enables only a logged in administrator to write execute JavaScript anywhere on their website

In WonderCMS 2.3.1, the upload functionality accepts random application extensions and leads to malicious File Upload.

WonderCMS before 2.0.3 has CSRF because of lack of a token in an unspecified context.

Cross-site scripting (XSS) vulnerability in Wonder CMS 2014 allows remote attackers to inject arbitrary web script or HTML.

Wonder CMS 2014 allows remote attackers to obtain sensitive information by viewing /files/password, which reveals the unsalted MD5 hashed password.