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TYPO3 XSS Vulnerability (TYPO3-CORE-SA-2021-007)
Information
Severity
Severity
Low
Family
Family
Web application abuses
CVSSv2 Base
CVSSv2 Base
3.5
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:M/Au:S/C:N/I:P/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
3 years ago
Modified
Modified
3 years ago
Summary
TYPO3 is prone to a cross-site scripting (XSS) vulnerability.
Insight
Insight
It has been discovered that database fields used as descriptionColumn are vulnerable to cross-site scripting when their content gets previewed in the page module. A valid backend user account is needed to exploit this vulnerability.
Affected Software
Affected Software
TYPO3 version 10.0.0 through 10.4.1 and 11.0.0 through 11.1.0.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 10.4.14, 11.1.1 or later.