Bugzilla lets you plan, organize and release software on your own teams' schedule.

If you are installing a new Bugzilla, the latest stable release series (and so the one you should choose unless you have a good reason for doing otherwise) is the 5.2 series. You will need this information when following the installation instructions.

Bugzilla is a robust, featureful and mature defect-tracking system, or bug-tracking system. Defect-tracking systems allow teams of developers to keep track of outstanding bugs, problems, issues, enhancement and other change requests in their products effectively.

The Bugzilla Project takes security seriously. Bugzilla runs under Perl’s “taint” mode to prevent SQL Injection, and has a very careful system in place to prevent Cross-Site Scripting. Bugzilla’s history of patching security vulnerabilities is excellent, and the system is designed at every stage with security in mind.

Bugzilla's documentation is available in a number of formats. We also have API documentation for our external web services API(s). Current tru...

The options described here are for installation, administration, and customization support for Bugzilla server software. If you are an end-user of a Bugzilla, please consult the support options made available by that Bugzilla’s owner.

Bugzilla is a “Defect Tracking System” or “Bug-Tracking System.” Defect Tracking Systems allow individuals or groups of developers to keep track of outstanding bugs in their product effectively. Most commercial defect-tracking software vendors charge enormous licensing fees.

This page is *only* for reporting bugs that affect the Bugzilla bug tracking software itself. Lots and lots of companies and organizations use Bugzilla to handle their bug reporting, but in almost all cases, it’s not *this* Bugzilla.

Welcome to Bugzilla 5.0! It has been slightly over two years since we released Bugzilla 4.4 in May of 2013. This new major release comes with many new features and improvements to WebServices and performance. If you're upgrading, make sure to read Notes On Upgrading From a Previous Version.

Apr 15, 2015 · This is the documentation for Bugzilla, a bug-tracking system from mozilla.org. Bugzilla is an enterprise-class piece of software that tracks millions of bugs and issues for hundreds of organizations around the world.