CVE-2005-4534: Mozilla Bugzilla

High severity, CVSS 7.5. EPSS: 1.5% chance of exploitation in the next 30 days.

The shadow database feature (syncshadowdb) in Bugzilla 2.9 through 2.16.10 allows local users to overwrite arbitrary files via a symlink attack on temporary files.

Affected products

• Mozilla Bugzilla: version 2.9 only; version 2.10 only; version 2.12 only; version 2.14 only; version 2.14.1 only; version 2.14.2 only; …

Published 2005-12-28. Last modified 2026-06-16.