Every one knows about ORACLE. Oracle Corporation is an American multinational computer technology corporation headquartered in Redwood City, California, United States.
I spotted some security issues on their website, and finally, they have fixed it. One of them was cross-site scripting issue in oracle's sub-domain http://education.oracle.com
they took a long time in fixing but after the fix, they acknowledged me on their website.
Oracle Critical Patch Update Advisory - January 2013 - Beta Oracle CVRF
Oracle Critical Patch Update Advisory - July 2013 - Beta Oracle CVRF