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Vulnerability details: VCID-1kae-ffj3-xyc7
Vulnerability ID VCID-1kae-ffj3-xyc7
Aliases GHSA-xgmx-j3hv-jh9x
Summary TYPO3 Cross-Site Scripting in Link Handling It has been discovered that `t3://` URL handling and typolink functionality are vulnerable to cross-site scripting. Not only regular backend forms are affected but also frontend extensions which use the rendering with typolink.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
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
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-xgmx-j3hv-jh9x
cvssv3.1 6.1 https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2019-12-17-2.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2019-12-17-2.yaml
cvssv3.1 6.1 https://github.com/TYPO3/typo3
generic_textual MODERATE https://github.com/TYPO3/typo3
cvssv3.1 6.1 https://github.com/TYPO3/typo3/commit/25f796b94e23bac77e836bd38f53ce998c094901
generic_textual MODERATE https://github.com/TYPO3/typo3/commit/25f796b94e23bac77e836bd38f53ce998c094901
cvssv3.1 6.1 https://github.com/TYPO3/typo3/commit/64db88b9b61bb67b3b44145dc8e0e1ef251da45e
generic_textual MODERATE https://github.com/TYPO3/typo3/commit/64db88b9b61bb67b3b44145dc8e0e1ef251da45e
cvssv3.1 6.1 https://github.com/TYPO3/typo3/commit/a35c42e9bcb020e16016d1c146354513a9856bc0
generic_textual MODERATE https://github.com/TYPO3/typo3/commit/a35c42e9bcb020e16016d1c146354513a9856bc0
cvssv3.1 6.1 https://typo3.org/security/advisory/typo3-core-sa-2019-022
generic_textual MODERATE https://typo3.org/security/advisory/typo3-core-sa-2019-022
Reference id Reference type URL
https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2019-12-17-2.yaml
https://github.com/TYPO3/typo3
https://github.com/TYPO3/typo3/commit/25f796b94e23bac77e836bd38f53ce998c094901
https://github.com/TYPO3/typo3/commit/64db88b9b61bb67b3b44145dc8e0e1ef251da45e
https://github.com/TYPO3/typo3/commit/a35c42e9bcb020e16016d1c146354513a9856bc0
https://typo3.org/security/advisory/typo3-core-sa-2019-022
GHSA-xgmx-j3hv-jh9x https://github.com/advisories/GHSA-xgmx-j3hv-jh9x
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/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2019-12-17-2.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

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none

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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/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

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unchanged

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none

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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/TYPO3/typo3/commit/25f796b94e23bac77e836bd38f53ce998c094901
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

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low

none

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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/TYPO3/typo3/commit/64db88b9b61bb67b3b44145dc8e0e1ef251da45e
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/TYPO3/typo3/commit/a35c42e9bcb020e16016d1c146354513a9856bc0
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://typo3.org/security/advisory/typo3-core-sa-2019-022
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

No EPSS data available for this vulnerability.

Date Actor Action Source VulnerableCode Version
2026-04-01T12:51:40.927331+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/06/GHSA-xgmx-j3hv-jh9x/GHSA-xgmx-j3hv-jh9x.json 38.0.0