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CVE-2013-3893
HIGH - CVSS 8.8CWE-399
Published: 9/18/2013
Modified: 10/22/2025
Use-after-free vulnerability in the SetMouseCapture implementation in mshtml.dll in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript strings, as demonstrated by use of an ms-help: URL that triggers loading of hxds.dll.
Vulnerability Summary
CVSS v3 Score
8.8HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2 Score
9.3
AV:N/AC:M/Au:N/C:C/I:C/A:C