Vulnerability in Kentico Xperience
CVE-2023-53934
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Kentico Xperience — versions 0
Weakness classification (CWE)
References
- devnet.kentico.com/download/hotfixes (Product, vendor-advisory, patch)
- www.vulncheck.com/advisories/kentico-xperience-getresource-handler-denial-of-se… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-53934?
- CVE-2023-53934 is a high-severity vulnerability in Kentico Xperience, classified under Improper Neutralization of Server-Side Includes (SSI) Within a Web Page. CVSS score: 7.5/10. Published 2025-12-18.
- How severe is CVE-2023-53934?
- High severity. CVSS v3 base score is 7.5 out of 10.