CVE-2004-0907: Mozilla

Medium severity, CVSS 4.6. EPSS: 0.4% chance of exploitation in the next 30 days.

The Linux install .tar.gz archives for Mozilla Firefox before the Preview Release, Mozilla before 1.7.3, and Thunderbird before 0.8, create certain files with insecure permissions, which could allow local users to overwrite those files and execute arbitrary code.

Affected products

• Mozilla Mozilla: version 0.8 only; version 0.9.2 only; version 0.9.2.1 only; version 0.9.3 only; version 0.9.4 only; version 0.9.4.1 only; …
• Mozilla Thunderbird: version 0.1 only; version 0.2 only; version 0.3 only; version 0.4 only; version 0.5 only; version 0.6 only; …

Published 2004-12-31. Last modified 2026-06-16.