Vulnerability · Published Dec 18, 2025 · Assigned by VulnCheck
CVE-2023-53934Kentico Xperience <= 12.0.98 GetResource Handler Denial of Service
High 7.5
In plain English
A high-severity security flaw in Xperience from Kentico. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.4%top 62.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 (as reported)
Weakness: CWE-97 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- Kentico DevNet Hotfixes vendor-advisory, patch
- VulnCheck Advisory: Kentico Xperience <= 12.0.98 GetResource Handler Denial of Service third-party-advisory