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CVE-2018-0772

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-01-04 · updated 2026-06-17
• Weakness: CWE-787

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, and Internet Explorer and Microsoft Edge in Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0758, CVE-2018-0762, CVE-2018-0768, CVE-2018-0769, CVE-2018-0770, CVE-2018-0773, CVE-2018-0774, CVE-2018-0775, CVE-2018-0776, CVE-2018-0777, CVE-2018-0778, and CVE-2018-0781.

Affected products

• Microsoft ChakraCore: before 1.7.6 — fixed in 1.7.6
• Microsoft Edge: all versions
• Microsoft Internet Explorer 11: 10, 9, 11

How to fix

Upgrade to a fixed version: Microsoft ChakraCore 1.7.6. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/102409
• http://www.securitytracker.com/id/1040099
• http://www.securitytracker.com/id/1040100
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0772
• http://www.securityfocus.com/bid/102409
• http://www.securitytracker.com/id/1040099
• http://www.securitytracker.com/id/1040100
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0772

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