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Vulnerability details: VCID-ukvt-pj2t-9kcq
Vulnerability ID VCID-ukvt-pj2t-9kcq
Aliases GHSA-2rcw-9hrm-8q7q
Summary TYPO3 Cross-Site Scripting in Frontend User Login Failing to properly encode user input, login status display is vulnerable to cross-site scripting in the website frontend. A valid user account is needed in order to exploit this vulnerability - either a backend user or a frontend user having the possibility to modify their user profile. Template patterns that are affected are - ###FEUSER_[fieldName]### using system extension felogin - <!--###USERNAME###--> for regular frontend rendering (pattern can be defined individually using TypoScript setting config.USERNAME_substToken)
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
System Score Found at
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-2rcw-9hrm-8q7q
cvssv3.1 5.4 https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2018-12-11-3.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2018-12-11-3.yaml
cvssv3.1 5.4 https://github.com/TYPO3/typo3
generic_textual MODERATE https://github.com/TYPO3/typo3
cvssv3.1 5.4 https://github.com/TYPO3/typo3/commit/1c85fe70269e2ff8ecf0b6d5f16550c6cd0ddc78
generic_textual MODERATE https://github.com/TYPO3/typo3/commit/1c85fe70269e2ff8ecf0b6d5f16550c6cd0ddc78
cvssv3.1 5.4 https://github.com/TYPO3/typo3/commit/373bec5d7d415f0764ebbadc7970610dc26da068
generic_textual MODERATE https://github.com/TYPO3/typo3/commit/373bec5d7d415f0764ebbadc7970610dc26da068
cvssv3.1 5.4 https://github.com/TYPO3/typo3/commit/e4143195e1451630f058a58ab62d92135948a927
generic_textual MODERATE https://github.com/TYPO3/typo3/commit/e4143195e1451630f058a58ab62d92135948a927
cvssv3.1 5.4 https://typo3.org/security/advisory/typo3-core-sa-2018-008
generic_textual MODERATE https://typo3.org/security/advisory/typo3-core-sa-2018-008
Reference id Reference type URL
https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2018-12-11-3.yaml
https://github.com/TYPO3/typo3
https://github.com/TYPO3/typo3/commit/1c85fe70269e2ff8ecf0b6d5f16550c6cd0ddc78
https://github.com/TYPO3/typo3/commit/373bec5d7d415f0764ebbadc7970610dc26da068
https://github.com/TYPO3/typo3/commit/e4143195e1451630f058a58ab62d92135948a927
https://typo3.org/security/advisory/typo3-core-sa-2018-008
GHSA-2rcw-9hrm-8q7q https://github.com/advisories/GHSA-2rcw-9hrm-8q7q
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2018-12-11-3.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.1/AV:N/AC:L/PR:L/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)

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Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/TYPO3/typo3/commit/1c85fe70269e2ff8ecf0b6d5f16550c6cd0ddc78
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/TYPO3/typo3/commit/373bec5d7d415f0764ebbadc7970610dc26da068
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

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Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/TYPO3/typo3/commit/e4143195e1451630f058a58ab62d92135948a927
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

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Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://typo3.org/security/advisory/typo3-core-sa-2018-008
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

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No EPSS data available for this vulnerability.

Date Actor Action Source VulnerableCode Version
2025-07-01T12:11:09.026678+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/06/GHSA-2rcw-9hrm-8q7q/GHSA-2rcw-9hrm-8q7q.json 36.1.3