CVE-2007-4539: Mozilla Bugzilla

Medium severity, CVSS 5.0. EPSS: 1.6% chance of exploitation in the next 30 days.

The WebService (XML-RPC) interface in Bugzilla 2.23.3 through 3.0.0 does not enforce permissions for the time-tracking fields of bugs, which allows remote attackers to obtain sensitive information via certain XML-RPC requests, as demonstrated by the (1) Deadline and (2) Estimated Time fields.

Affected products

• Mozilla Bugzilla: version 2.4 only; version 2.6 only; version 2.8 only; version 2.9 only; version 2.23.3 only; version 2.23.4 only; …

Published 2007-08-27. Last modified 2026-06-16.