CVE-2013-3893

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Summary

CVECVE-2013-3893
StatePUBLISHED
Assignermicrosoft
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-09-18 10:08:24 UTC
Updated2026-04-22 16:46:27 UTC
DescriptionUse-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.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from ADP

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

EPSS: 0.826070000 probability, percentile 0.992400000 (date 2026-04-25)

CISA KEV: Listed on 2025-08-12; due 2025-09-02; ransomware use Unknown

Problem Types: CWE-416 | n/a | CWE-416 CWE-416 Use After Free

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED8.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.0[email protected]Primary9.3AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

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

CISA Known Exploited Vulnerability

VendorMicrosoft
ProductInternet Explorer
NameMicrosoft Internet Explorer Resource Management Errors Vulnerability
Required ActionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Noteshttps://learn.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-080 ; https://nvd.nist.gov/vuln/detail/CVE-2013-3893

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Microsoft Internet Explorer 10 All All All
Application Microsoft Internet Explorer 11 developer-preview All All
Application Microsoft Internet Explorer 11 release-preview All All
Application Microsoft Internet Explorer 6 All All All
Application Microsoft Internet Explorer 7 All All All
Application Microsoft Internet Explorer 8 All All All
Application Microsoft Internet Explorer 9 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
pastebin.com/raw.php af854a3a-2127-422b-91ae-364da2661108 pastebin.com Exploit
jvndb.jvn.jp/ja/contents/2013/JVNDB-2013-000093.html af854a3a-2127-422b-91ae-364da2661108 jvndb.jvn.jp Third Party Advisory
MS13-080 addresses two vulnerabilities under limited, targeted attacks - Security Research & Defense - Site Home - TechNet Blogs af854a3a-2127-422b-91ae-364da2661108 blogs.technet.com Vendor Advisory
Microsoft Security Bulletin MS13-080 - Critical | Microsoft Docs af854a3a-2127-422b-91ae-364da2661108 docs.microsoft.com Vendor Advisory
CVE-2013-3893: Fix it workaround available - Security Research & Defense - Site Home - TechNet Blogs af854a3a-2127-422b-91ae-364da2661108 blogs.technet.com Exploit
www.cisa.gov/known-exploited-vulnerabilities-catalog 134c704f-9b21-4f2e-91b3-4a467353bcc0 www.cisa.gov US Government Resource
Microsoft Security Advisory (2887505): Vulnerability in Internet Explorer Could Allow Remote Code Execution af854a3a-2127-422b-91ae-364da2661108 technet.microsoft.com Vendor Advisory
Microsoft Internet Explorer CVE-2013-3893 Memory Corruption Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link
JVN#27443259: Internet Explorer vulnerable to arbitrary code execution af854a3a-2127-422b-91ae-364da2661108 jvn.jp Third Party Advisory
Microsoft Updates for Multiple Vulnerabilities | US-CERT af854a3a-2127-422b-91ae-364da2661108 www.us-cert.gov US Government Resource
Microsoft Internet Explorer 8 SetMouseCapture Use-After-Free ≈ Packet Storm af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com Exploit
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Broken Link
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Additional Advisory Data

SourceTimeEvent
ADP2025-08-12T00:00:00.000ZCVE-2013-3893 added to CISA KEV
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