From: Reed Loden <reed@reedloden.com>
Date: Wed, 12 Sep 2012 23:53:45 +0000 (-0700)
Subject: Bug 680771 - Send X-XSS-Protection header for XSS prevention/blocking
X-Git-Tag: bugzilla-4.2.4~32
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3645d207cfbd2596ba86ef83394894ee7ae24df7;p=thirdparty%2Fbugzilla.git

Bug 680771 - Send X-XSS-Protection header for XSS prevention/blocking
[r=mkanat a=LpSolit]
---

diff --git a/Bugzilla/CGI.pm b/Bugzilla/CGI.pm
index a16ae66865..4dd223a310 100644
--- a/Bugzilla/CGI.pm
+++ b/Bugzilla/CGI.pm
@@ -316,6 +316,10 @@ sub header {
         unshift(@_, '-x_frame_options' => 'SAMEORIGIN');
     }
 
+    # Add X-XSS-Protection header to prevent simple XSS attacks
+    # and enforce the blocking (rather than the rewriting) mode.
+    unshift(@_, '-x_xss_protection' => '1; mode=block');
+
     # Add X-Content-Type-Options header to prevent browsers sniffing
     # the MIME type away from the declared Content-Type.
     unshift(@_, '-x_content_type_options' => 'nosniff');