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Vulnerability details: VCID-wgs7-trjh-9qfh
Vulnerability ID VCID-wgs7-trjh-9qfh
Aliases CVE-2020-13672
GHSA-3m36-mjwj-352c
Summary Cross-site Scripting (XSS) vulnerability in Drupal core's sanitization API fails to properly filter cross-site scripting under certain circumstances. This issue affects: Drupal Core 9.1.x versions prior to 9.1.7; 9.0.x versions prior to 9.0.12; 8.9.x versions prior to 8.9.14; 7.x versions prior to 7.80.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2020-13672
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-3m36-mjwj-352c
cvssv3.1 6.1 https://github.com/drupal/core
generic_textual MODERATE https://github.com/drupal/core
cvssv3.1 6.1 https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2020-13672.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2020-13672.yaml
cvssv3.1 6.1 https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2020-13672.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2020-13672.yaml
cvssv2 2.6 https://nvd.nist.gov/vuln/detail/CVE-2020-13672
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2020-13672
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2020-13672
archlinux Critical https://security.archlinux.org/AVG-1463
cvssv3.1 6.1 https://www.drupal.org/sa-core-2021-002
generic_textual MODERATE https://www.drupal.org/sa-core-2021-002
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-13672
https://github.com/drupal/core
https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2020-13672.yaml
https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2020-13672.yaml
https://nvd.nist.gov/vuln/detail/CVE-2020-13672
https://www.drupal.org/sa-core-2021-002
AVG-1463 https://security.archlinux.org/AVG-1463
cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
GHSA-3m36-mjwj-352c https://github.com/advisories/GHSA-3m36-mjwj-352c
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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:R/S:C/C:L/I:L/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2020-13672.yaml
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:R/S:C/C:L/I:L/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2020-13672.yaml
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:H/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-13672
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:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-13672
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:R/S:C/C:L/I:L/A:N Found at https://www.drupal.org/sa-core-2021-002
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 0.68972
EPSS Score 0.00616
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:34:54.482064+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.13/community.json 37.0.0