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Vulnerability details: VCID-6ujv-35uz-hqbe
Vulnerability ID VCID-6ujv-35uz-hqbe
Aliases CVE-2019-0812
GHSA-rpfg-xf88-cq5r
Summary Out-of-bounds Write A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka 'Chakra Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2019-0806, CVE-2019-0810, CVE-2019-0829, CVE-2019-0860, CVE-2019-0861.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-787 Out-of-bounds Write
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.44847 https://api.first.org/data/v1/epss?cve=CVE-2019-0812
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/4cb3bbd332f67947fab5f4306d75d0749ea4d5fc
generic_textual HIGH https://github.com/chakra-core/ChakraCore/commit/4cb3bbd332f67947fab5f4306d75d0749ea4d5fc
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-0812
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2019-0812
cvssv3.1 7.5 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0812
generic_textual HIGH https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0812
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2019-0812
https://github.com/chakra-core/ChakraCore
https://github.com/chakra-core/ChakraCore/commit/4cb3bbd332f67947fab5f4306d75d0749ea4d5fc
CVE-2019-0812 https://nvd.nist.gov/vuln/detail/CVE-2019-0812
CVE-2019-0812 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0812
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/4cb3bbd332f67947fab5f4306d75d0749ea4d5fc
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-2019-0812
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-2019-0812
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 0.97648
EPSS Score 0.44847
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-02T04:39:05.084675+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2019-0812.yml 38.6.0