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CVE-2010-0249

HighPublished

Microsoft Internet Explorer Use-After-Free Vulnerability

Published: Jan 15, 2010
Updated: May 21, 2026
Assigning CNA: microsoft
Evidence observed: Jan 17, 2010

Primary CVSS

8.8/ 10High

nvd · CVSS 3.1

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

EPSS probability estimate

91.9%

High · next 30 days

Percentile: 99.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

CISA Known Exploited

This CVE appears in the CISA Known Exploited Vulnerabilities catalog.

Summary

Use-after-free vulnerability in Microsoft Internet Explorer 6, 6 SP1, 7, and 8 on Windows 2000 SP4; Windows XP SP2 and SP3; Windows Server 2003 SP2; Windows Vista Gold, SP1, and SP2; Windows Server 2008 Gold, SP2, and R2; and Windows 7 allows remote attackers to execute arbitrary code by accessing a pointer associated with a deleted object, related to incorrectly initialized memory and improper handling of objects in memory, as exploited in the wild in December 2009 and January 2010 during Operation Aurora, aka "HTML Object Memory Corruption Vulnerability."

Sources

Microsoft Internet Explorer 6 - 'Aurora' Memory Corruption (MS10-002)Exploit
Ahmed Obied · windows · Jan 17, 2010
Microsoft Internet Explorer - 'Aurora' Memory Corruption (MS10-002) (Metasploit)Exploit
Metasploit · windows · Jul 12, 2010

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