Staging Environment: Content and features may be unstable or change without notice.
Search for vulnerabilities
Vulnerability details: VCID-s64f-x81f-b7ce
Vulnerability ID VCID-s64f-x81f-b7ce
Aliases CVE-2021-32668
GHSA-6mh3-j5r5-2379
Summary Cross-site Scripting TYPO3 contains a cross-site scripting vulnerability. When error messages are not properly encoded, the components `_QueryGenerator_` and `_QueryView_` are vulnerable to both reflected and persistent cross-site scripting. A valid backend user account having administrator privileges is needed to exploit this vulnerability. TYPO3 contain a patch for this issue.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
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
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
System Score Found at
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
epss 0.00364 https://api.first.org/data/v1/epss?cve=CVE-2021-32668
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-6mh3-j5r5-2379
cvssv3.1 6.4 https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32668.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32668.yaml
cvssv3.1 6.4 https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32668.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32668.yaml
cvssv3.1 6.4 https://github.com/TYPO3/typo3
generic_textual MODERATE https://github.com/TYPO3/typo3
cvssv3.1 6.4 https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-6mh3-j5r5-2379
cvssv3.1_qr MODERATE https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-6mh3-j5r5-2379
generic_textual MODERATE https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-6mh3-j5r5-2379
cvssv3.1 6.4 https://github.com/TYPO3/typo3/security/advisories/GHSA-6mh3-j5r5-2379
cvssv3.1_qr MODERATE https://github.com/TYPO3/typo3/security/advisories/GHSA-6mh3-j5r5-2379
generic_textual MODERATE https://github.com/TYPO3/typo3/security/advisories/GHSA-6mh3-j5r5-2379
cvssv3.1 6.4 https://nvd.nist.gov/vuln/detail/CVE-2021-32668
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2021-32668
cvssv3.1 6.4 https://typo3.org/security/advisory/typo3-core-sa-2021-010
generic_textual MODERATE https://typo3.org/security/advisory/typo3-core-sa-2021-010
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-32668
https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32668.yaml
https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32668.yaml
https://github.com/TYPO3/typo3
https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-6mh3-j5r5-2379
https://github.com/TYPO3/typo3/security/advisories/GHSA-6mh3-j5r5-2379
https://typo3.org/security/advisory/typo3-core-sa-2021-010
CVE-2021-32668 https://nvd.nist.gov/vuln/detail/CVE-2021-32668
GHSA-6mh3-j5r5-2379 https://github.com/advisories/GHSA-6mh3-j5r5-2379
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32668.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:H/PR:L/UI:R/S:U/C:H/I:H/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32668.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:H/PR:L/UI:R/S:U/C:H/I:H/A:N Found at https://github.com/TYPO3/typo3
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:L/UI:R/S:U/C:H/I:H/A:N Found at https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-6mh3-j5r5-2379
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:L/UI:R/S:U/C:H/I:H/A:N Found at https://github.com/TYPO3/typo3/security/advisories/GHSA-6mh3-j5r5-2379
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:L/UI:R/S:U/C:H/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-32668
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:L/UI:R/S:U/C:H/I:H/A:N Found at https://typo3.org/security/advisory/typo3-core-sa-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 0.58328
EPSS Score 0.00364
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:48:36.269436+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/typo3/cms-core/CVE-2021-32668.yml 38.0.0