Medium severity · published Apr 9, 2024
CVE-2024-28234
Contao is an open source content management system
4.7
CVSS
0.6%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Contao · Contao
2.0 before 4.13.40; 5.0.0 before 5.3.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-28234
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-28234
Vendor Advisory
https://contao.org/en/security-advisories/insufficient-bbcode-sanitization
Patch
https://github.com/contao/contao/commit/55b995d8d35da0d36bc6a22c53fe6423ab0c4ae2
Patch
https://github.com/contao/contao/commit/6d42e667177c972ae7c219645593c262d7764ce2
Vendor Advisory
https://github.com/contao/contao/security/advisories/GHSA-j55w-hjpj-825g
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