VULNERABILITY INTELLIGENCE
CVE-2021-21338
CVSS score4.7 MEDIUM
EPSS probability1.10%
CISA KEVNot currently listed
Published2021-03-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Description
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.
Weakness classification
- security-advisories@github.com: CWE-601
Primary references
- security-advisories@github.com — Third Party Advisory
- security-advisories@github.com — Release Notes, Third Party Advisory
- security-advisories@github.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory