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Servers and applications

CVE-2024-28234

Contao is an open source content management system. Starting in version 2.0.0 and prior to versions 4.13.40 and 5.3.4, it is possible to inject CSS styles via BBCode in comments. Installations are only affected if BBCode is enabled. Contao versions 4.13.40 and 5.3.4 have a patch for this issue. As a workaround, disable BBCode for comments.

Severity
Medium 4.7
Published
9 Apr 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
4.13.40, 5.3.4
Sources
NVD

Affected software

SoftwareAffected versions
ContaoServers and applications · cpe:a:contao:contao
  • From 2.0 before 4.13.40
  • From 5.0.0 before 5.3.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-28234
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-28234