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CVE-2013-3893

Published: Sep 18, 2013Updated: Apr 22, 2026 Sources: CVE List NVDCWE-416
8.8HIGH
NVD MITRE
EPSS Score
85.9%
Top 0.3%
CISA KEV
Active Exploitation
Since Aug 12, 2025
Exploits
1 Known
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-416

Affected Products

microsoft
commercial·US
internet explorerOn-premDesktop App
Consumer Software / browser
and 1 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Aug 12, 2025
Remediation due:Sep 2, 2025

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://blogs.technet.com/b/srd/archive/2013/09/17/cve-2013-3893-fix-it-workaround-available.aspx
blogs.technet.com
http://blogs.technet.com/b/srd/archive/2013/10/08/ms13-080-addresses-two-vulnerabilities-under-limited-targeted-attacks.aspx
blogs.technet.com
http://jvn.jp/en/jp/JVN27443259/index.html
jvn.jp
and 9 more references View all →

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