CVE-2021-21340

Cross-site Scripting in packagist/typo3/cms

Identifier

CVE-2021-21340

Package Slug

packagist/typo3/cms

Vulnerability

Cross-site Scripting

Description

Database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability.

Affected Versions

All versions starting from 10.0.0 before 10.4.14, all versions starting from 11.0.0 before 11.1.1

Solution

Upgrade to versions 10.4.14, 11.1.1 or above.

Last Modified

2021-03-29

source