CVE-2006-2056: Argument injection vulnerability in Internet Explorer 6 for Windows XP SP2 allows user-assisted remote atta...

Security readout for executives and security teams

This is a legacy, user-assisted issue involving Internet Explorer 6 on Windows XP SP2 invoking a mail client through a crafted mailto link. The reported impact is manipulation of mail-client command-line arguments, demonstrated with Microsoft Outlook attaching an arbitrary filename. Current evidence does not show active exploitation or a confirmed vendor fix. Exposure is most plausible on legacy Windows XP SP2 systems using Internet Explorer 6 with Outlook or Office 2003-era mail handling. Modern, supported browsers and mail clients are not identified as affected in the supplied sources. Treat this as a legacy exposure question, not a current widespread emergency based on the supplied evidence. Prioritize only if the organization still operates Windows XP SP2, IE6, or Office 2003 systems, especially where users browse untrusted sites. Mitigation focus: Identify and retire Internet Explorer 6, Windows XP SP2, and Office 2003 where present.; Use supported browsers and mail clients for any internet browsing workflow.; Check Microsoft or vendor guidance for historic updates or configuration workarounds..

Prepared

Jun 29, 2026, 12:56 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.