CVE-2023-53934: Kentico Xperience

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A denial of service vulnerability in Kentico Xperience allows attackers to launch DoS attacks via specially crafted requests to the GetResource handler. Improper input validation enables remote attackers to potentially disrupt service availability through maliciously constructed requests.

Affected products

• Kentico Xperience: up to and including 12.0.98

Published 2025-12-18. Last modified 2026-06-17.