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Vulnerability Details CVE-2021-21358

TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that the Form Designer backend module of the Form Framework is vulnerable to cross-site scripting. A valid backend user account with access to the form module is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 58.4%
CVSS Severity
CVSS v3 Score 5.4
CVSS v2 Score 3.5
Products affected by CVE-2021-21358
  • Typo3 » Typo3 » Version: 10.2.0
    cpe:2.3:a:typo3:typo3:10.2.0
  • Typo3 » Typo3 » Version: 10.2.1
    cpe:2.3:a:typo3:typo3:10.2.1
  • Typo3 » Typo3 » Version: 10.2.2
    cpe:2.3:a:typo3:typo3:10.2.2
  • Typo3 » Typo3 » Version: 10.3.0
    cpe:2.3:a:typo3:typo3:10.3.0
  • Typo3 » Typo3 » Version: 10.4.0
    cpe:2.3:a:typo3:typo3:10.4.0
  • Typo3 » Typo3 » Version: 10.4.1
    cpe:2.3:a:typo3:typo3:10.4.1
  • Typo3 » Typo3 » Version: 10.4.10
    cpe:2.3:a:typo3:typo3:10.4.10
  • Typo3 » Typo3 » Version: 10.4.11
    cpe:2.3:a:typo3:typo3:10.4.11
  • Typo3 » Typo3 » Version: 10.4.12
    cpe:2.3:a:typo3:typo3:10.4.12
  • Typo3 » Typo3 » Version: 10.4.13
    cpe:2.3:a:typo3:typo3:10.4.13
  • Typo3 » Typo3 » Version: 10.4.2
    cpe:2.3:a:typo3:typo3:10.4.2
  • Typo3 » Typo3 » Version: 10.4.3
    cpe:2.3:a:typo3:typo3:10.4.3
  • Typo3 » Typo3 » Version: 10.4.4
    cpe:2.3:a:typo3:typo3:10.4.4
  • Typo3 » Typo3 » Version: 10.4.5
    cpe:2.3:a:typo3:typo3:10.4.5
  • Typo3 » Typo3 » Version: 10.4.6
    cpe:2.3:a:typo3:typo3:10.4.6
  • Typo3 » Typo3 » Version: 10.4.7
    cpe:2.3:a:typo3:typo3:10.4.7
  • Typo3 » Typo3 » Version: 10.4.8
    cpe:2.3:a:typo3:typo3:10.4.8
  • Typo3 » Typo3 » Version: 10.4.9
    cpe:2.3:a:typo3:typo3:10.4.9
  • Typo3 » Typo3 » Version: 11.0.0
    cpe:2.3:a:typo3:typo3:11.0.0
  • Typo3 » Typo3 » Version: 11.0.2
    cpe:2.3:a:typo3:typo3:11.0.2
  • Typo3 » Typo3 » Version: 11.0.3
    cpe:2.3:a:typo3:typo3:11.0.3
  • Typo3 » Typo3 » Version: 11.1.0
    cpe:2.3:a:typo3:typo3:11.1.0


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