What’s Vulnerable › Vulnerabilities

CVE-2009-1919

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 34.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2009-07-29 · updated 2026-06-16
• Weakness: CWE-94

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 attempts to access deleted objects in memory, which allows remote attackers to execute arbitrary code via an HTML document containing embedded style sheets that modify unspecified rule properties that cause the behavior element to be "improperly processed," aka "Uninitialized Memory Corruption Vulnerability."

Affected products

• Microsoft Internet Explorer 11: 6, 7, 5.01-sp4, 6-sp1, 8
• Microsoft Windows 2000: all versions
• Microsoft Windows Server 2003: all versions
• Microsoft Windows Server 2008: all versions
• Microsoft Windows Vista: all versions
• Microsoft Windows XP Service Pack 3: all versions

References

• http://www.securityfocus.com/archive/1/505524/100/0/threaded
• http://www.securitytracker.com/id?1022611
• http://www.us-cert.gov/cas/techalerts/TA09-195A.html
• http://www.vupen.com/english/advisories/2009/2033
• http://www.zerodayinitiative.com/advisories/ZDI-09-048
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-034
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5660
• http://www.securityfocus.com/archive/1/505524/100/0/threaded
• http://www.securitytracker.com/id?1022611
• http://www.us-cert.gov/cas/techalerts/TA09-195A.html
• http://www.vupen.com/english/advisories/2009/2033
• http://www.zerodayinitiative.com/advisories/ZDI-09-048

Get alerted when CVE-2009-1919 or the next vulnerability affects your stack