High severity · published Sep 18, 2013
CVE-2013-3893
Microsoft Internet Explorer Resource Management Errors Vulnerability
In wildKEV
8.8
CVSS
87.6%
EPSS
Yes
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)87.6% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Aug 12, 2025
Federal remediation dueSep 2, 2025
Ransomware campaign useNot known
Affected products
Which versions
IE
Internet Explorer · Microsoft
6; 7; 8; 9; 10; 11; +1 more · source: NVD, KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2013-3893
CVE.org
https://www.cve.org/CVERecord?id=CVE-2013-3893
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
third-party-advisory
http://jvndb.jvn.jp/ja/contents/2013/JVNDB-2013-000093.html
third-party-advisory
http://jvn.jp/en/jp/JVN27443259/index.html
x_refsource_CONFIRM
http://blogs.technet.com/b/srd/archive/2013/10/08/ms13-080-addresses-two-vulnerabilities-under-limited-targeted-attacks.aspx
vdb-entry
http://www.securityfocus.com/bid/62453
vdb-entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18665
third-party-advisory
http://www.us-cert.gov/ncas/alerts/TA13-288A
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