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Vulnerability record · CVE-2009-1918 · published 29 July 2009

CVE-2009-1918: Microsoft internet explorer code injection vulnerability

Microsoft · Internet Explorer

Microsoft Internet Explorer 5.01 SP4 and 6 SP1; Internet Explorer 6 for Windows XP SP2 and SP3 and Server 2003 SP2; and Internet Explorer 7 and 8 for Windows XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 do not properly handle table operations, which allows remote attackers to execute arbitrary code via a crafted HTML document that triggers memory corruption by adding malformed elements to an empty DIV element, related to the getElementsByTagName method, aka "HTML Objects Memory Corruption Vulnerability."

10.0 CVSS 2.0 High EPSS 43% · top 1.3% CWE-94 · Code injection
10.0CVSS 2.0 base score
43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
18References
16 Jun 2026Last modified by NVD

Description

Microsoft Internet Explorer 5.01 SP4 and 6 SP1; Internet Explorer 6 for Windows XP SP2 and SP3 and Server 2003 SP2; and Internet Explorer 7 and 8 for Windows XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 do not properly handle table operations, which allows remote attackers to execute arbitrary code via a crafted HTML document that triggers memory corruption by adding malformed elements to an empty DIV element, related to the getElementsByTagName method, aka "HTML Objects Memory Corruption Vulnerability."

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=953693
http://www.securityfocus.com/archive/1/505523/100/0/threaded
http://www.securityfocus.com/bid/35826
http://www.securitytracker.com/id?1022611
http://www.us-cert.gov/cas/techalerts/TA09-195A.html US Government Resource
http://www.vupen.com/english/advisories/2009/2033
http://www.zerodayinitiative.com/advisories/ZDI-09-047
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-034
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5524
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=953693
http://www.securityfocus.com/archive/1/505523/100/0/threaded
http://www.securityfocus.com/bid/35826
http://www.securitytracker.com/id?1022611
http://www.us-cert.gov/cas/techalerts/TA09-195A.html US Government Resource
http://www.vupen.com/english/advisories/2009/2033
http://www.zerodayinitiative.com/advisories/ZDI-09-047
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-034
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5524

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2009-1918), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.