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Phusion Passenger 4.0.25 released, upgrades to Nginx 1.4.4 which fixes CVE-2013-4547

By Hongli Lai on November 19th, 2013

Phusion Passenger is a fast and robust web server and application server for Ruby, Python, Node.js and Meteor. Passenger takes a lot of complexity out of deploying web apps, and adds powerful enterprise-grade features that are useful in production. High-profile companies such as Apple, New York Times, AirBnB, Juniper, American Express, etc are already using it, as well as over 350.000 websites.

Phusion Passenger is under constant maintenance and development. Version 4.0.25 is a bugfix release.

Phusion Passenger also has an Enterprise version which comes with a wide array of additional features. By buying Phusion Passenger Enterprise you will directly sponsor the development of the open source version.

Recent changes

  • [Nginx] Upgraded preferred Nginx version to 1.4.4 because of CVE-2013-4547. Nginx users are advised to upgrade immediately.
  • [Nginx] Introduced the `passenger_restart_dir` option.
  • The `PassengerEnv`/`passenger_env`/`–environment` option now also sets NODE_ENV, so that Node.js frameworks like Connect can properly respond to the environment.
  • Fixed a bug in our Debian/Ubuntu packages causing `passenger-install-nginx-module` not to be able to compile Nginx.
  • Arbitrary Node.js application structures are now supported.

Installing or upgrading to 4.0.25

OS X OS X Debian Debian Ubuntu Ubuntu
Heroku Heroku Ruby gem Ruby gem Tarball Tarball


Phusion Passenger’s core is open source. Please fork or watch us on Github. 🙂

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