CVE-2021-21338
MEDIUMTYPO3 < 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 - Unauthenticated Open Redirect via Login Handling
Title source: llmDescription
TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 it has been discovered that Login Handling is susceptible to open redirection which allows attackers redirecting to arbitrary content, and conducting phishing attacks. No authentication is required in order to exploit this vulnerability. This is fixed in versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1.
References (3)
Core 3
Core References
Third Party Advisory x_refsource_confirm
https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4jhw-2p6j-5wmp
Release Notes, Third Party Advisory x_refsource_misc
https://packagist.org/packages/typo3/cms-core
Vendor Advisory x_refsource_misc
https://typo3.org/security/advisory/typo3-core-sa-2021-001
Scores
CVSS v3
4.7
EPSS
0.0025
EPSS Percentile
48.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Details
CWE
CWE-601
Status
published
Products (3)
typo3/cms
10.0.0 - 10.4.14Packagist
typo3/cms-core
6.2.0 - 6.2.57Packagist
typo3/typo3
6.2.0 - 6.2.57
Published
Mar 23, 2021
Tracked Since
Feb 18, 2026