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Vulnerability details: VCID-e2ha-d254-ckbn
Vulnerability ID VCID-e2ha-d254-ckbn
Aliases CVE-2018-0874
GHSA-67f9-qmg7-fmcq
Summary Out-of-bounds Write ChakraCore and Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, due to how the Chakra scripting engine handles objects in memory, aka "Chakra Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0872, CVE-2018-0873, CVE-2018-0930, CVE-2018-0931, CVE-2018-0933, CVE-2018-0934, CVE-2018-0936, and CVE-2018-0937.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-787 Out-of-bounds Write
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.284 https://api.first.org/data/v1/epss?cve=CVE-2018-0874
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-67f9-qmg7-fmcq
cvssv3.1 7.5 https://github.com/chakra-core/ChakraCore
generic_textual HIGH https://github.com/chakra-core/ChakraCore
cvssv3.1 7.5 https://github.com/chakra-core/ChakraCore/commit/7087c314a67631a0a3094bc2f741991ee10f5b5a
generic_textual HIGH https://github.com/chakra-core/ChakraCore/commit/7087c314a67631a0a3094bc2f741991ee10f5b5a
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-0874
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2018-0874
cvssv3.1 7.5 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0874
generic_textual HIGH https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0874
cvssv3.1 7.5 https://web.archive.org/web/20201021051922/http://www.securitytracker.com/id/1040507
generic_textual HIGH https://web.archive.org/web/20201021051922/http://www.securitytracker.com/id/1040507
cvssv3.1 7.5 https://web.archive.org/web/20210124144659/http://www.securityfocus.com/bid/103269
generic_textual HIGH https://web.archive.org/web/20210124144659/http://www.securityfocus.com/bid/103269
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-0874
https://github.com/chakra-core/ChakraCore
https://github.com/chakra-core/ChakraCore/commit/7087c314a67631a0a3094bc2f741991ee10f5b5a
https://web.archive.org/web/20201021051922/http://www.securitytracker.com/id/1040507
https://web.archive.org/web/20210124144659/http://www.securityfocus.com/bid/103269
CVE-2018-0874 https://nvd.nist.gov/vuln/detail/CVE-2018-0874
CVE-2018-0874 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0874
GHSA-67f9-qmg7-fmcq https://github.com/advisories/GHSA-67f9-qmg7-fmcq
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://github.com/chakra-core/ChakraCore
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://github.com/chakra-core/ChakraCore/commit/7087c314a67631a0a3094bc2f741991ee10f5b5a
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-0874
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0874
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://web.archive.org/web/20201021051922/http://www.securitytracker.com/id/1040507
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://web.archive.org/web/20210124144659/http://www.securityfocus.com/bid/103269
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.96593
EPSS Score 0.284
Published At May 30, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-30T20:58:13.988759+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2018-0874.yml 38.6.0