High severity7.5NVD Advisory· Published Feb 15, 2018· Updated Jun 17, 2026
CVE-2018-0840
CVE-2018-0840
Description
Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, and Internet Explorer and Microsoft Edge in 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-2018-0856, CVE-2018-0857, CVE-2018-0858, CVE-2018-0859, CVE-2018-0860, CVE-2018-0861, and CVE-2018-0866.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Microsoft Corporation/Microsoft Edge, ChakraCore, Internet Explorerv5Range: Microsoft Windows 7 SP1, Windows Server 2008 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-2018-0840nvdPatchVendor Advisory
- www.exploit-db.com/exploits/44077/nvdExploitThird Party AdvisoryVDB Entry
- www.securityfocus.com/bid/102886nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040369nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040372nvdThird Party AdvisoryVDB Entry
News mentions
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