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Vulnerability details: VCID-wb7e-crxb-aaan
Vulnerability ID VCID-wb7e-crxb-aaan
Aliases CVE-2020-13677
GHSA-3xr3-phjp-g6p2
Summary Under some circumstances, the Drupal core JSON:API module does not properly restrict access to certain content, which may result in unintended access bypass. Sites that do not have the JSON:API module enabled are not affected.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (4)
System Score Found at
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.002 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00226 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00272 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00272 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00272 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
epss 0.00272 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-3xr3-phjp-g6p2
cvssv3.1 6.5 https://github.com/drupal/core
generic_textual CRITICAL https://github.com/drupal/core
cvssv3.1 7.5 https://github.com/drupal/core/commit/7a9bef4b4750d79ab42498e459012cabe4c4bd8b
generic_textual HIGH https://github.com/drupal/core/commit/7a9bef4b4750d79ab42498e459012cabe4c4bd8b
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-13677
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-13677
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-13677
archlinux High https://security.archlinux.org/AVG-2407
cvssv3.1 7.5 https://www.drupal.org/sa-core-2021-010
generic_textual HIGH https://www.drupal.org/sa-core-2021-010
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/drupal/core
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:H/I:N/A:N Found at https://github.com/drupal/core/commit/7a9bef4b4750d79ab42498e459012cabe4c4bd8b
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: AV:N/AC:M/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-13677
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-13677
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:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-13677
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:H/I:N/A:N Found at https://www.drupal.org/sa-core-2021-010
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 0.26018
EPSS Score 0.00108
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.