Vulnerability Description
TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 9.5.23 and 10.4.10 the system extension Fluid (typo3/cms-fluid) of the TYPO3 core is vulnerable to cross-site scripting passing user-controlled data as argument to Fluid view helpers. Update to TYPO3 versions 9.5.23 or 10.4.10 that fix the problem described.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Typo3 | Typo3 | >= 6.2.0, < 6.2.54 |
Related Weaknesses (CWE)
References
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-vqqx-jw6p-q3rfExploitThird Party Advisory
- https://typo3.org/security/advisory/typo3-core-sa-2020-010ExploitVendor Advisory
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-vqqx-jw6p-q3rfExploitThird Party Advisory
- https://typo3.org/security/advisory/typo3-core-sa-2020-010ExploitVendor Advisory
FAQ
What is CVE-2020-26227?
CVE-2020-26227 is a vulnerability with a CVSS score of 6.1 (MEDIUM). TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 9.5.23 and 10.4.10 the system extension Fluid (typo3/cms-fluid) of the TYPO3 core is vulnerable to cross-site ...
How severe is CVE-2020-26227?
CVE-2020-26227 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-26227?
Check the references section above for vendor advisories and patch information. Affected products include: Typo3 Typo3.