What’s Vulnerable › Vulnerabilities

CVE-2025-32370

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-04-06 · updated 2026-06-17
• Weakness: CWE-912

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.

Affected products

• Kentico Xperience: before 13.0.178 — fixed in 13.0.178

How to fix

Upgrade to a fixed version: Kentico Xperience 13.0.178. Check the vendor advisory for mitigations.

References

• https://devnet.kentico.com/download/hotfixes
• https://labs.watchtowr.com/xss-to-rce-by-abusing-custom-file-handlers-kentico-xperience-cms-cve-2025-2748/
• https://labs.watchtowr.com/xss-to-rce-by-abusing-custom-file-handlers-kentico-xperience-cms-cve-2025-2748/

Get alerted when CVE-2025-32370 or the next vulnerability affects your stack