CVE-2004-0763: Mozilla Firefox

Medium severity, CVSS 5.0. EPSS: 5.7% chance of exploitation in the next 30 days.

Mozilla Firefox 0.9.1 and 0.9.2 allows remote web sites to spoof certificates of trusted web sites via redirects and Javascript that uses the "onunload" method.

Affected products

• Mozilla Firefox: version 0.9.1 only; version 0.9.2 only

Published 2004-08-18. Last modified 2026-06-16.