XSS in Kentico Xperience
CVE-2022-50684
An HTML injection vulnerability in Kentico Xperience allows attackers to inject malicious HTML values into form submission emails via unencoded form fields. Unencoded form values could enable HTML content execution in recipient email clients, potentially compromising email security.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (9.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · 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-form-emails-html-injection (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2022-50684?
- CVE-2022-50684 is a medium-severity vulnerability in Kentico Xperience, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-12-18.
- How severe is CVE-2022-50684?
- Medium severity. CVSS v3 base score is 6.1 out of 10.