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Vulnerability details: VCID-kzmr-p64p-fycf
Vulnerability ID VCID-kzmr-p64p-fycf
Aliases CVE-2020-27665
GHSA-4p55-xj37-fx7g
Summary Incorrect Default Permissions In Strapi, there is no `admin::hasPermissions` restriction for CTB (aka content-type-builder) routes.
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-276 Incorrect Default Permissions
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00292 https://api.first.org/data/v1/epss?cve=CVE-2020-27665
cvssv3.1 7.5 https://github.com/strapi/strapi/commit/3cdd73987950d5c7976701047b38203e902007bb
generic_textual HIGH https://github.com/strapi/strapi/commit/3cdd73987950d5c7976701047b38203e902007bb
cvssv3.1 7.5 https://github.com/strapi/strapi/pull/8439
generic_textual HIGH https://github.com/strapi/strapi/pull/8439
cvssv3.1 7.5 https://github.com/strapi/strapi/releases/tag/v3.2.5
generic_textual HIGH https://github.com/strapi/strapi/releases/tag/v3.2.5
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-27665
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2020-27665
cvssv3.1 7.5 https://snyk.io/vuln/SNYK-JS-STRAPIPLUGINCONTENTTYPEBUILDER-1021616
generic_textual HIGH https://snyk.io/vuln/SNYK-JS-STRAPIPLUGINCONTENTTYPEBUILDER-1021616
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-27665
https://github.com/strapi/strapi/commit/3cdd73987950d5c7976701047b38203e902007bb
https://github.com/strapi/strapi/pull/8439
https://github.com/strapi/strapi/releases/tag/v3.2.5
https://snyk.io/vuln/SNYK-JS-STRAPIPLUGINCONTENTTYPEBUILDER-1021616
CVE-2020-27665 https://nvd.nist.gov/vuln/detail/CVE-2020-27665
GHSA-4p55-xj37-fx7g https://github.com/advisories/GHSA-4p55-xj37-fx7g
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/strapi/strapi/commit/3cdd73987950d5c7976701047b38203e902007bb
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:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/strapi/strapi/pull/8439
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:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/strapi/strapi/releases/tag/v3.2.5
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:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-27665
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:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://snyk.io/vuln/SNYK-JS-STRAPIPLUGINCONTENTTYPEBUILDER-1021616
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 0.52851
EPSS Score 0.00292
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:20:33.445471+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/strapi/CVE-2020-27665.yml 38.6.0