Not good: Over 2 million incoming links overnight

Over two million links suddenly pointed to my sOCial Sunday post on Jon Lansner’s blog yesterday morning when someone exploited a security hole in the free Cligs URL-shortening system.

So what’s the problem? For starters, Google could misinterpret this as a spam attack and penalize the blog.

Since the post was on Lansner’s blog, I will continue to follow the story there. For now, here is a roundup of early information:

Cligs Got Hacked – Restoration from Backup Started
How we got 2.2 million Internet links … temporarily!
Cligs short url service hacked, millions redirected
Popular URL shortener, hacked.
A Short Lesson in URL Hacking