Cross-site request forgery (CSRF) vulnerability in post_bug.cgi in Bugzilla 2.x, 3.x, and 4.x before 4.2rc1 allows remote attackers to hijack the authentication of arbitrary users for requests that create bug reports.

Multiple cross-site scripting (XSS) vulnerabilities in Bugzilla 2.x and 3.x before 3.4.13, 3.5.x and 3.6.x before 3.6.7, 3.7.x and 4.0.x before 4.0.3, and 4.1.x through 4.1.3, when debug mode is used, allow remote attackers to inject arbitrary web script or HTML via vectors involving a (1) tabular report, (2) graphical report, or (3) new chart.