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CVE-2013-3893

Use-after-free vulnerability in the SetMouseCapture implementation in mshtml.dll in Microsoft Internet Explorer 6 through 11 allows remote...

Basic Information

CVE State
PUBLISHED
Reserved Date
June 03, 2013
Published Date
September 18, 2013
Last Updated
October 22, 2025
Vendor
n/a
Product
n/a
Description
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.
Tags
cisa

CVSS Scores

CVSS v3.1

8.8 - HIGH

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2.0

9.3

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

SSVC Information

Exploitation
active
Technical Impact
total

Exploit Status

Exploited in the Wild
Yes (2026-06-01 10:38:43 UTC) Source

References

http://jvndb.jvn.jp/ja/contents/2013/JVNDB-2013-000093.html http://jvn.jp/en/jp/JVN27443259/index.html http://blogs.technet.com/b/srd/archive/2013/10/08/ms13-080-addresses-two-vulnerabilities-under-limited-targeted-attacks.aspx http://www.securityfocus.com/bid/62453 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18665 http://www.us-cert.gov/ncas/alerts/TA13-288A http://technet.microsoft.com/security/advisory/2887505 https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-080 http://pastebin.com/raw.php?i=Hx1L5gu6 http://blogs.technet.com/b/srd/archive/2013/09/17/cve-2013-3893-fix-it-workaround-available.aspx http://packetstormsecurity.com/files/162585/Microsoft-Internet-Explorer-8-SetMouseCapture-Use-After-Free.html

Known Exploited Vulnerability Information

Source Added Date
CVE 2026-06-01 10:38:43 UTC

Scanner Integrations

Scanner URL Date Detected
Metasploit https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_setmousecapture_uaf.rb 2025-04-28 15:02:39 UTC

Potential Proof of Concepts

Warning: These PoCs have not been tested and could contain malware. Use at your own risk.

ie_setmousecapture_uaf

Type: metasploit • Created: Unknown

Metasploit module for CVE-2013-3893

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Detected by Metasploit

  • Added to KEVIntel