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  5. CVE-2021-32667

CVE-2021-32667: Cross-site Scripting

July 20, 2021 (updated July 29, 2021)

TYPO3 contains a cross-site scripting vulnerability. When Page TSconfig settings are not properly encoded, corresponding page preview module (_Web>View_) is vulnerable to persistent cross-site scripting. A valid backend user account is needed to exploit this vulnerability. TYPO3 contain a patch for this issue.

References

  • nvd.nist.gov/vuln/detail/CVE-2021-32667
  • typo3.org/security/advisory/typo3-core-sa-2021-009

Code Behaviors & Features

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Affected versions

All versions starting from 9.0.0 up to 9.5.287, all versions starting from 10.0.0 up to 10.4.17, all versions starting from 11.0.0 up to 11.3.0

Fixed versions

  • 10.4.18
  • 11.3.1

Solution

Upgrade to versions 10.4.18, 11.3.1 or above.

Impact 5.4 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Learn more about CVSS

Source file

packagist/typo3/cms-core/CVE-2021-32667.yml

Spotted a mistake? Edit the file on GitLab.

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