Bugzilla Security Advisory - Bugzilla versions 3.2.8, 3.4.8, 3.6.2 and 3.7.3 suffer from multiple vulnerabilities. There is a way to inject both headers and content to users, causing a serious cross site scripting vulnerability. It was possible to see graphs from Old Charts even if you did not have access to a particular product, and you could browse a particular URL to see all product names. YUI 2.8.1, which shipped with Bugzilla starting with 3.7.x, contained a security vulnerability. The version of YUI shipped with Bugzilla 4.0rc1 and above has been updated to 2.8.2.
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Bugzilla Security Advisory - Bugzilla version 3.1.3 suffers from an unauthorized bug change vulnerability. Versions 2.17.2 and higher suffer from a cross site scripting vulnerability. Versions 2.23.4 and higher suffer from an account impersonation vulnerability.
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Bugzilla Security Advisory - Bugzilla versions 2.20.1 and above suffer from a cross site scripting vulnerability. Version 2.23.3 suffers from a database password disclosure flaw.
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Bugzilla versions below 2.20 are susceptible to multiple information leaks.
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