The offer_account_by_email function in User.pm in the WebService for
Bugzilla before 3.0.2, and 3.1.x before 3.1.2, does not check the
value of the createemailregexp parameter, which allows remote
attackers to bypass intended restrictions on account creation.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
BUGTRAQ:20070919 Security Advisory for Bugzilla 3.0.1 and 3.1.1
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