CVE-2025-34407
BaseFortify
Publication date: 2025-12-09
Last updated on: 2025-12-09
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mailenable | mailenable | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a reflected cross-site scripting (XSS) issue in MailEnable versions prior to 10.54. It occurs in the theme parameter of the /Mondo/lang/sys/Forms/Statistics.aspx page. The theme parameter is not properly sanitized when processed via a GET request, allowing an attacker to inject malicious JavaScript by breaking out of an existing iframe context. When a victim visits a crafted malicious link, the attacker's script executes in the victim's browser.
How can this vulnerability impact me? :
Exploitation of this vulnerability can lead to several impacts: attackers can redirect victims to malicious websites, steal non-HttpOnly cookies, inject arbitrary HTML or CSS, and perform actions on behalf of the authenticated user. This can compromise user data, session integrity, and potentially lead to further attacks on the victim or the system.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability can be detected by testing the 'theme' parameter of the /Mondo/lang/sys/Forms/Statistics.aspx page for reflected cross-site scripting (XSS). You can perform a GET request with a crafted payload in the 'theme' parameter that attempts to break out of the iframe and inject JavaScript. For example, using curl or a browser-based tool, you can send a request like: curl -v "http://<target>/Mondo/lang/sys/Forms/Statistics.aspx?theme=</iframe><script>alert(1)</script><!--" and observe if the script is reflected and executed in the response. Monitoring web server logs for suspicious GET requests with unusual or encoded payloads in the 'theme' parameter can also help detect attempts to exploit this vulnerability. [2]
What immediate steps should I take to mitigate this vulnerability?
The immediate mitigation step is to upgrade MailEnable to version 10.54 or later, where this reflected XSS vulnerability in the 'theme' parameter has been fixed. Additionally, you should implement input validation and sanitization on the 'theme' parameter to prevent injection of malicious scripts. Applying security best practices such as enforcing secure cookies, restricting iframe usage, and monitoring for suspicious activity can also help reduce risk until the update is applied. [2, 3]