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Vulnerability details: VCID-ruz6-cvvm-t7gd
Vulnerability ID VCID-ruz6-cvvm-t7gd
Aliases CVE-2019-0927
GHSA-37pf-w9ff-gqvm
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-2019-0912, CVE-2019-0913, CVE-2019-0914, CVE-2019-0915, CVE-2019-0916, CVE-2019-0917, CVE-2019-0922, CVE-2019-0923, CVE-2019-0924, CVE-2019-0925, CVE-2019-0933, CVE-2019-0937.
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 0.07977 https://api.first.org/data/v1/epss?cve=CVE-2019-0927
cvssv3.1 7.5 https://github.com/chakra-core/ChakraCore/commit/87ac2b5a751710ee288fdda3fd4d9818e22387a1
generic_textual HIGH https://github.com/chakra-core/ChakraCore/commit/87ac2b5a751710ee288fdda3fd4d9818e22387a1
cvssv3.1 7.5 https://github.com/chakra-core/ChakraCore/commit/d797e3f00e34c12c8c0ae52f56344325439dccd7
generic_textual HIGH https://github.com/chakra-core/ChakraCore/commit/d797e3f00e34c12c8c0ae52f56344325439dccd7
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-0927
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2019-0927
cvssv3.1 7.5 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0927
generic_textual HIGH https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0927
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2019-0927
https://github.com/chakra-core/ChakraCore/commit/87ac2b5a751710ee288fdda3fd4d9818e22387a1
https://github.com/chakra-core/ChakraCore/commit/d797e3f00e34c12c8c0ae52f56344325439dccd7
CVE-2019-0927 https://nvd.nist.gov/vuln/detail/CVE-2019-0927
CVE-2019-0927 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0927
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/commit/87ac2b5a751710ee288fdda3fd4d9818e22387a1
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/d797e3f00e34c12c8c0ae52f56344325439dccd7
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-2019-0927
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-2019-0927
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 0.92226
EPSS Score 0.07977
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-02T04:39:15.011272+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2019-0927.yml 38.6.0