CVE-2002-2311: Microsoft Internet Explorer

Medium severity, CVSS 6.4. EPSS: 9.5% chance of exploitation in the next 30 days.

Microsoft Internet Explorer 6.0 and possibly others allows remote attackers to upload arbitrary file contents when users press a key corresponding to the JavaScript (1) event.ctrlKey or (2) event.shiftKey onkeydown event contained in a webpage. NOTE: it was reported that the vendor has disputed the severity of this issue.

Affected products

• Microsoft Internet Explorer: version 5.0 only; version 5.0.1 only; version 5.5 only; version 6.0 only
• Opera Software Opera Web Browser: version 6.0.1 only

Published 2002-12-31. Last modified 2026-06-16.