CVE-2007-4040

HIGH

Microsoft Outlook/Outlook Express - XSS

Title source: llm

Description

Argument injection vulnerability involving Microsoft Outlook and Outlook Express, when certain URIs are registered, allows remote attackers to conduct cross-browser scripting attacks and execute arbitrary commands via shell metacharacters in an unspecified URI, which are inserted into the command line when invoking the handling process, a similar issue to CVE-2007-3670.

Scores

CVSS v3 8.8
EPSS 0.1660
EPSS Percentile 94.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Classification

CWE
CWE-79
Status draft

Affected Products (2)

microsoft/outlook
microsoft/outlook_express

Timeline

Published Jul 27, 2007
Tracked Since Feb 18, 2026