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Vulnerability details: VCID-yes1-v53e-7yc3
Vulnerability ID VCID-yes1-v53e-7yc3
Aliases CVE-2017-0252
GHSA-ghwq-7v3r-5433
Summary ChakraCore RCE Vulnerability A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0223.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
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-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.24319 https://api.first.org/data/v1/epss?cve=CVE-2017-0252
epss 0.24319 https://api.first.org/data/v1/epss?cve=CVE-2017-0252
cvssv3.1 9.8 https://github.com/chakra-core/ChakraCore
generic_textual CRITICAL https://github.com/chakra-core/ChakraCore
cvssv3.1 9.8 https://github.com/chakra-core/ChakraCore/commit/f95aa762f89adb4c5ae187e2ee11c37add784ee9
generic_textual CRITICAL https://github.com/chakra-core/ChakraCore/commit/f95aa762f89adb4c5ae187e2ee11c37add784ee9
cvssv3.1 9.8 https://github.com/Microsoft/ChakraCore/pull/2959
generic_textual CRITICAL https://github.com/Microsoft/ChakraCore/pull/2959
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2017-0252
generic_textual CRITICAL https://nvd.nist.gov/vuln/detail/CVE-2017-0252
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2017-0252
https://github.com/chakra-core/ChakraCore
https://github.com/chakra-core/ChakraCore/commit/f95aa762f89adb4c5ae187e2ee11c37add784ee9
https://github.com/Microsoft/ChakraCore/pull/2959
https://nvd.nist.gov/vuln/detail/CVE-2017-0252
GHSA-ghwq-7v3r-5433 https://github.com/advisories/GHSA-ghwq-7v3r-5433
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/chakra-core/ChakraCore/commit/f95aa762f89adb4c5ae187e2ee11c37add784ee9
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:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/Microsoft/ChakraCore/pull/2959
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:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-0252
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 0.96199
EPSS Score 0.24319
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T17:53:48.242215+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-ghwq-7v3r-5433/GHSA-ghwq-7v3r-5433.json 38.6.0