CVE-2018-0858: Microsoft ChakraCore

High severity, CVSS 7.5. EPSS: 14.8% chance of exploitation in the next 30 days.

ChakraCore allows remote code execution, due to how the ChakraCore 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-2018-0859, CVE-2018-0860, CVE-2018-0861, and CVE-2018-0866.

Affected products

• Microsoft ChakraCore: affected versions not specified

Published 2018-02-15. Last modified 2026-06-17.