High severity7.5NVD Advisory· Published Feb 15, 2018· Updated Jun 17, 2026
CVE-2018-0866
CVE-2018-0866
Description
Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0834, CVE-2018-0835, CVE-2018-0836, CVE-2018-0837, CVE-2018-0838, CVE-2018-0840, CVE-2018-0856, CVE-2018-0857, CVE-2018-0858, CVE-2018-0859, CVE-2018-0860, and CVE-2018-0861.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Microsoft Corporation/Internet Explorerv5Range: Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016.
Patches
Vulnerability mechanics
References
5- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0866nvdPatchVendor Advisory
- www.securityfocus.com/bid/103032nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040369nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040372nvdThird Party AdvisoryVDB Entry
- www.exploit-db.com/exploits/44153/nvdThird Party AdvisoryVDB Entry
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