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Prevelate / WebGoat.NET

OWASP WebGoat.NET
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CX Reflected_XSS_All_Clients @ WebGoat/Content/HeaderInjection.aspx.cs [master] #4

Open Prevelate opened 4 years ago

Prevelate commented 4 years ago

Reflected_XSS_All_Clients issue exists @ WebGoat/Content/HeaderInjection.aspx.cs in branch master

Method Page_Load at line 13 of WebGoat\Content\HeaderInjection.aspx.cs gets user input for the Console element. This element’s value then flows through the code without being properly sanitized or validated and is eventually displayed to the user in method Page_Load at line 13 of WebGoat\Content\HeaderInjection.aspx.cs. This may enable a Cross-Site-Scripting attack.

Severity: High

CWE:79

Vulnerability details and guidance

Checkmarx

Lines: 16

Code (Line #16):

            lblHeaders.Text = Request.Headers.Console.WriteLine().Replace("&", "<br />");;
Prevelate commented 4 years ago

Issue still exists.