CVE-2019-25387
Reflected XSS in Smoothwall Express xtaccess.cgi Endpoint
Publication date: 2026-02-16
Last updated on: 2026-02-20
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| smoothwall | smoothwall_express | 3.1 |
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 Smoothwall Express 3.1-SP4-polar-x86_64-update9. It allows unauthenticated attackers to inject malicious JavaScript code by sending specially crafted input to the xtaccess.cgi endpoint. The injection can occur through the EXT, DEST_PORT, or COMMENT parameters via POST requests, which then execute arbitrary scripts in the browsers of victims who access the affected endpoint.
How can this vulnerability impact me? :
This vulnerability can impact you by allowing attackers to execute arbitrary JavaScript in the browsers of users interacting with the vulnerable endpoint. This can lead to theft of sensitive information such as cookies or session tokens, unauthorized actions performed on behalf of the user, or redirection to malicious websites. Since the attack requires no authentication, it can be exploited by anyone to compromise user security and privacy.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know