VULNERABILITY INTELLIGENCE

CVE-2021-21358

CVSS score5.4 MEDIUM
EPSS probability0.87%
CISA KEVNot currently listed
Published2021-03-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

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.

Weakness classification

  • security-advisories@github.com: CWE-79

Primary references