Medium severity · published May 6, 2022
CVE-2022-24899
Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications
6.1
CVSS
4.5%
EPSS
No
On KEV
Description
Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications. In versions of Contao prior to 4.13.3 it is possible to inject code into the canonical tag. As a workaround users may disable canonical tags in the root page settings.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)4.5% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Contao · Contao
4.13.0 through 4.13.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-24899
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-24899
Vendor Advisory
https://contao.org/en/security-advisories/cross-site-scripting-via-canonical-url.html
Patch
https://github.com/contao/contao/commit/199206849a87ddd0fa5cf674eb3c58292fd8366c
Third Party Advisory
https://github.com/contao/contao/security/advisories/GHSA-m8x6-6r63-qvj2
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