CVE-2009-3003: Microsoft Internet Explorer

Medium severity, CVSS 4.3. EPSS: 10.6% chance of exploitation in the next 30 days.

Microsoft Internet Explorer 6 through 8 allows remote attackers to spoof the address bar, via window.open with a relative URI, to show an arbitrary URL on the web site visited by the victim, as demonstrated by a visit to an attacker-controlled web page, which triggers a spoofed login form for the site containing that page.

Affected products

• Microsoft Internet Explorer: version 6 only; version 7 only; version 8 only

Published 2009-08-28. Last modified 2026-06-16.