CVE-2013-3163

Microsoft Internet Explorer 8 through 10 allows remote attackers to execute arbitrary code or...

8.8 HighIn KEVPublic exploit

Microsoft Internet Explorer 8 through 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability," a different vulnerability than CVE-2013-3144 and CVE-2013-3151.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

70.7%Down 18.5 points since Feb 4, 2022

What each source reports

NVD Score used 8.8

Record: CVE-2013-3163
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness: CWE-787
Updated: 2026-11-02

CVE List 8.8

Record: CVE-2013-3163
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

EUVDEUVD-2013-3101 8.8

Record: EUVD-2013-3101
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-9pqv-9r37-hxh7 8.8

Microsoft Internet Explorer 8 through 10 allows remote attackers to execute arbitrary code or...

Record: GHSA-9pqv-9r37-hxh7
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-94, CWE-787
Updated: 2026-11-02

CISA KEV No score

Microsoft Internet Explorer Memory Corruption Vulnerability

Microsoft Internet Explorer contains a memory corruption vulnerability that allows remote attackers to execute code or cause a denial of service via a crafted website.

Record: CVE-2013-3163
Weakness: CWE-94
Updated: 2026-11-02

Affected products

microsoft internet explorer

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Metasploit	MS13-055 Microsoft Internet Explorer CAnchorElement Use-After-Free	2013-07-09
Exploit-DB	Microsoft Internet Explorer - CAnchorElement Use-After-Free (MS13-055) (Metasploit)	2013-09-10

History

History
Recorded	Changed	Sources
Nov 3, 2026	exploitation, exploits
Nov 2, 2026	first indexed	CVE List, EUVD, Exploit-DB, GitHub Advisories, CISA KEV, Metasploit, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2013-3163 is a high vulnerability (CVSS 8.8) in Microsoft Internet Explorer, published July 10, 2013. CISA lists it as known to be exploited, since March 30, 2023. EUVD reports exploitation since March 30, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 70.7%, the 99th percentile. No source names a fixed version.