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Cross-Site Scripting in Form Framework

Moderate
ohader published GHSA-x79j-wgqv-g8h2 Mar 16, 2021

Package

composer typo3/cms-form (Composer)

Affected versions

10.2.0-10.4.13, 11.0.0-11.1.0

Patched versions

10.4.14, 11.1.1

Description

Meta

  • CVSS: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C (5.0)
  • CWE-79
  • Status: DRAFT

Problem

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.

Solution

Update to TYPO3 versions 10.4.14 or 11.1.1 that fix the problem described.

Credits

Thanks to Richie Lee who reported this issue and to TYPO3 framework merger Andreas Fernandez who fixed the issue.

References

Severity

Moderate

CVE ID

CVE-2021-21358

Weaknesses

Credits