CVE-2006-1741: Canonical Ubuntu Linux

Medium severity, CVSS 4.3. EPSS: 3.9% chance of exploitation in the next 30 days.

Mozilla Firefox 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 allows remote attackers to inject arbitrary Javascript into other sites by (1) "using a modal alert to suspend an event handler while a new page is being loaded", (2) using eval(), and using certain variants involving (3) "new Script;" and (4) using window.__proto__ to extend eval, aka "cross-site JavaScript injection".

Affected products

• Canonical Ubuntu Linux: version 4.10 only; version 5.04 only; version 5.10 only
• Mozilla Firefox: from 1.0, before 1.0.8 (fixed in 1.0.8); version 1.5 only
• Mozilla Mozilla Suite: before 1.7.13 (fixed in 1.7.13)
• Mozilla Seamonkey: before 1.0 (fixed in 1.0)

Published 2006-04-14. Last modified 2026-06-16.