Search for vulnerabilities
Vulnerability details: VCID-c2pk-g4sx-wufk
Vulnerability ID VCID-c2pk-g4sx-wufk
Aliases CVE-2020-13675
GHSA-v8wr-r69p-mmwx
Summary Unrestricted Upload of File with Dangerous Type in Drupal core Drupal's JSON:API and REST/File modules allow file uploads through their HTTP APIs. The modules do not correctly run all file validation, which causes an access bypass vulnerability. An attacker might be able to upload files that bypass the file validation process implemented by modules on the site.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-284 Improper Access Control
CWE-434 Unrestricted Upload of File with Dangerous Type
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
epss 0.00506 https://api.first.org/data/v1/epss?cve=CVE-2020-13675
cvssv3.1_qr CRITICAL https://github.com/advisories/GHSA-v8wr-r69p-mmwx
cvssv3.1 9.8 https://github.com/drupal/core
generic_textual CRITICAL https://github.com/drupal/core
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-13675
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2020-13675
generic_textual CRITICAL https://nvd.nist.gov/vuln/detail/CVE-2020-13675
archlinux High https://security.archlinux.org/AVG-2407
cvssv3.1 9.8 https://www.drupal.org/sa-core-2021-008
generic_textual CRITICAL https://www.drupal.org/sa-core-2021-008
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-13675
https://github.com/drupal/core
https://nvd.nist.gov/vuln/detail/CVE-2020-13675
https://www.drupal.org/sa-core-2021-008
AVG-2407 https://security.archlinux.org/AVG-2407
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-v8wr-r69p-mmwx https://github.com/advisories/GHSA-v8wr-r69p-mmwx
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 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: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-13675
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:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-13675
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:H/A:H Found at https://www.drupal.org/sa-core-2021-008
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 0.37447
EPSS Score 0.00158
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T09:02:25.516361+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/02/GHSA-v8wr-r69p-mmwx/GHSA-v8wr-r69p-mmwx.json 37.0.0