File Upload Vulnerability in Kentico Xperience by Kentico Software
CVE-2025-32370

9.8CRITICAL

Key Information:

Vendor

Kentico

Status
Xperience
Vendor
CVE Published:
6 April 2025

What is CVE-2025-32370?

Kentico Xperience, prior to version 13.0.178, contains a vulnerability that permits unauthenticated users to upload files by exploiting permissible ContentUploader file extensions. While the platform has designated allowed file types, vulnerability arises due to the handling of .zip files through TryZipProviderSafe, enabling the creation of files with other extensions. This misconfiguration poses risks as it may permit the upload of potentially harmful files, affecting the integrity and security of the application.

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Deploy the Patch

Affected Version(s)

Xperience 0 < 13.0.178

References

https://devnet.kentico.com/download/hotfixes
https://labs.watchtowr.com/xss-to-rce-by-abusing-custom-f...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Piotr Bazydlo (@chudyPB) of watchTowr
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