Vulnerability Description
Kentico Xperience before 13.0.178 has a specific set of allowed ContentUploader file extensions for unauthenticated uploads; however, because .zip is processed through TryZipProviderSafe, there is additional functionality to create files with other extensions. NOTE: this is a separate issue not necessarily related to SVG or XSS.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Kentico | Xperience | < 13.0.178 |
Related Weaknesses (CWE)
References
- https://devnet.kentico.com/download/hotfixesRelease Notes
- https://labs.watchtowr.com/xss-to-rce-by-abusing-custom-file-handlers-kentico-xpExploitThird Party Advisory
- https://labs.watchtowr.com/xss-to-rce-by-abusing-custom-file-handlers-kentico-xpExploitThird Party Advisory
FAQ
What is CVE-2025-32370?
CVE-2025-32370 is a vulnerability with a CVSS score of 7.2 (HIGH). Kentico Xperience before 13.0.178 has a specific set of allowed ContentUploader file extensions for unauthenticated uploads; however, because .zip is processed through TryZipProviderSafe, there is add...
How severe is CVE-2025-32370?
CVE-2025-32370 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-32370?
Check the references section above for vendor advisories and patch information. Affected products include: Kentico Xperience.