CVE-2018-0858

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 14.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-02-15 · updated 2026-06-17
Weakness: CWE-787

Description

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: all versions
Microsoft ChakraCore: ChakraCore

References

http://www.securityfocus.com/bid/102865
http://www.securitytracker.com/id/1040372
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0858
http://www.securityfocus.com/bid/102865
http://www.securitytracker.com/id/1040372
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0858

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