CVE-2006-4568: Mozilla Firefox

Medium severity, CVSS 4.3. EPSS: 2.3% chance of exploitation in the next 30 days.

Mozilla Firefox before 1.5.0.7 and SeaMonkey before 1.0.5 allows remote attackers to bypass the security model and inject content into the sub-frame of another site via targetWindow.frames[n].document.open(), which facilitates spoofing and other attacks.

Affected products

• Mozilla Firefox: up to and including 1.5.0.6
• Mozilla Seamonkey: up to and including 1.0.4

Published 2006-09-15. Last modified 2026-06-16.