February 8, 2013: Rack Vulnerabilities CVE-2013-0263/CVE-2013-0262

Friday February 8, 2013 7:39am PST/ 3:39pm UTC

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The following article has been posted:


Rack Vulnerability

It was brought to our attention that there have been two recent Rack Vulnerabilities via http://rack.github.com/.


  • Affected Versions: All Previous Versions
  • Fixed Versions: 1.1.6, 1.2.8, 1.3.10, 1.4.5, 1.5.2


  • Versions affected: All versions after 1.4.0
  • Versions fixed: 1.4.5, 1.5.2

What should I do?

Check your Gemfile and Gemfile.lock for vulnerable versions of rack, and if you are using one, update it immediately.

You can update each of these by using "bundle update rack".


If you do need assistance, please file a ticket.  


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