CVE-2024-28234

Summary

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.

Affected Software

Weaknesses

• CWE-74: CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

CVE Program Container

Additional References

• https://github.com/contao/contao/security/advisories/GHSA-j55w-hjpj-825g
• https://github.com/contao/contao/commit/55b995d8d35da0d36bc6a22c53fe6423ab0c4ae2
• https://github.com/contao/contao/commit/6d42e667177c972ae7c219645593c262d7764ce2
• https://contao.org/en/security-advisories/insufficient-bbcode-sanitization

References

• https://github.com/contao/contao/security/advisories/GHSA-j55w-hjpj-825g
• https://github.com/contao/contao/commit/55b995d8d35da0d36bc6a22c53fe6423ab0c4ae2
• https://github.com/contao/contao/commit/6d42e667177c972ae7c219645593c262d7764ce2
• https://contao.org/en/security-advisories/insufficient-bbcode-sanitization

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