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Vulnerability details: VCID-fg48-sak7-5uem
Vulnerability ID VCID-fg48-sak7-5uem
Aliases CVE-2019-0915
GHSA-fm9p-5m9f-rq85
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-2019-0916, CVE-2019-0917, CVE-2019-0922, CVE-2019-0923, CVE-2019-0924, CVE-2019-0925, CVE-2019-0927, 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-2019-0915
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://github.com/chakra-core/ChakraCore/commit/d85b5025b047f10784c53c6c1dd771775d417f5f
generic_textual HIGH https://github.com/chakra-core/ChakraCore/commit/d85b5025b047f10784c53c6c1dd771775d417f5f
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-0915
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2019-0915
cvssv3.1 7.5 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0915
generic_textual HIGH https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0915
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2019-0915
https://github.com/chakra-core/ChakraCore/commit/d797e3f00e34c12c8c0ae52f56344325439dccd7
https://github.com/chakra-core/ChakraCore/commit/d85b5025b047f10784c53c6c1dd771775d417f5f
CVE-2019-0915 https://nvd.nist.gov/vuln/detail/CVE-2019-0915
CVE-2019-0915 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0915
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/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://github.com/chakra-core/ChakraCore/commit/d85b5025b047f10784c53c6c1dd771775d417f5f
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-2019-0915
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-2019-0915
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
2026-06-02T04:39:15.232902+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2019-0915.yml 38.6.0