Unrated severityNVD Advisory· Published Oct 12, 2011· Updated Jun 16, 2026
CVE-2011-1998
CVE-2011-1998
Description
Microsoft Internet Explorer 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that was not properly initialized, aka "Jscript9.dll Remote Code Execution Vulnerability."
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
3- docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-081nvdPatchVendor Advisory
- www.securityfocus.com/bid/49963nvdBroken LinkThird Party AdvisoryVDB Entry
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13199nvdTool Signature
News mentions
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