CVE-2024-28234

MEDIUM EPSS 43.0%
Published Apr 9, 20242y ago · Modified Jun 17, 20262w ago
4.7 CVSS 3.1
Medium
Find Similar
Published Apr 9, 2024 2y ago
Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score
4.7
Exploitability
2.8
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality None
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
43.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-74

Affected Products 2

VendorProductVersionRange
contaocontao*≥2.0  –  <4.13.40
contaocontao*≥5.0.0  –  <5.3.4

References 4

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

Remediation

  • github.com https://github.com/contao/contao/commit/55b995d8d35da0d36bc6a22c53fe6423ab0c4ae2
    Patch
  • github.com https://github.com/contao/contao/commit/6d42e667177c972ae7c219645593c262d7764ce2
    Patch