How severe is CVE-2021-21338?

This vulnerability has a severity rating of MEDIUM with a CVSS score of 6.1 out of 10.

What type of vulnerability is CVE-2021-21338?

This is classified as CWE-601, which is a common weakness in software security.

CVE-2021-21338

MEDIUM Year: 2021

CVSS v3 Score

6.1

Medium

CVSS v2 Score

5.8

Medium

Weakness Type

CWE-601

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Vulnerability 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.

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