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Vulnerability details: VCID-74es-h3es-tuea
Vulnerability ID VCID-74es-h3es-tuea
Aliases CVE-2020-0827
GHSA-7j34-xq9v-9mqg
Summary Improper Restriction of Operations within the Bounds of a Memory Buffer A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory.
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-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-787 Out-of-bounds Write
System Score Found at
epss 0.28794 https://api.first.org/data/v1/epss?cve=CVE-2020-0827
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-0827
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2020-0827
cvssv3.1 7.5 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0827
generic_textual HIGH https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0827
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-0827
CVE-2020-0827 https://nvd.nist.gov/vuln/detail/CVE-2020-0827
CVE-2020-0827 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0827
No exploits are available.
Vector: CVSS:3.1/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-2020-0827
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:3.1/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-2020-0827
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 0.96638
EPSS Score 0.28794
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:19:51.790240+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2020-0827.yml 38.6.0