Sophos security team takes a closer look at the hacking of Zendesk yesterday. This did not affect all zendesk users but did affect at least some. After doing some reading I’m not actually as concerned about this one as I first was.
Although, if you have used zendesk to leave a ticket, request a feature, etc with pinterest/twitter/tumblr, you could be affected.
Tumblr, Twitter and Pinterest users warned after Zendesk support site hack
Hackers have broken into Zendesk’s systems, and accessed the email addresses of Tumblr, Twitter and Pinterest customers who had attempted to get support.