Missing or Permissive X-Frame-Options HTTP Response Header

info Nessus Plugin ID 50345


The remote web server does not take steps to mitigate a class of web application vulnerabilities.


The remote web server in some responses sets a permissive X-Frame-Options response header or does not set one at all.

The X-Frame-Options header has been proposed by Microsoft as a way to mitigate clickjacking attacks and is currently supported by all major browser vendors


Set a properly configured X-Frame-Options header for all requested resources.

See Also



Plugin Details

Severity: Info

ID: 50345

File Name: http_X_Frame_Options_header.nasl

Version: 1.5

Type: remote

Family: CGI abuses

Published: 10/26/2010

Updated: 1/19/2021