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Servers and applications

CVE-2021-32768

Cross-Site Scripting via Rich-Text Content

Severity
Medium 6.1
Published
10 Aug 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
11.3.2
Also known as
GHSA-c5c9-8c6m-727v
Sources
NVD, Project advisories (GitHub)

Description

TYPO3 is an open source PHP based web content management system released under the GNU GPL. In affected versions failing to properly parse, sanitize and encode malicious rich-text content, the content rendering process in the website frontend is vulnerable to cross-site scripting. Corresponding rendering instructions via TypoScript functionality HTMLparser does not consider all potentially…

Affected software

SoftwareAffected versions
TYPO3Servers and applications · cpe:a:typo3:typo3
  • From 7.0.0 up to 7.6.52
  • From 8.0.0 up to 8.7.41
  • From 9.0.0 up to 9.5.28
  • From 10.0.0 up to 10.4.18
  • From 11.0.0 up to 11.3.1
TYPO3Servers and applications · github:typo3/typo3
  • From 11.0.0 before 11.3.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-32768
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-32768
  • GitHub Advisory Database https://github.com/advisories/GHSA-c5c9-8c6m-727v
  • github.com https://github.com/TYPO3/typo3/security/advisories/GHSA-c5c9-8c6m-727v