An information disclosure vulnerability in Kentico Xperience allows attackers to leak virtual context URLs via the HTTP Referer header when users interact with third-party domains. Sensitive virtual context information can be exposed to external domains through page builder interactions and link/image loading.
Conclusion & alert: CVE-2019-25228 is rated Low Risk (24.1/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.03%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-16 | 0.05% | 0.03% | -0.02% |
| 2 | 2026-04-19 | 0.03% | 0.05% | +0.02% |
| 3 | 2025-12-19 | — | 0.03% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.1 | 4.0 | MEDIUM |
|
— | — | [email protected] |
| 5.3 | 3.1 | MEDIUM |
|
3.9 | 1.4 | [email protected] |
| 5.3 | 3.1 | MEDIUM |
|
3.9 | 1.4 | [email protected] |
| URL | Tags |
|---|---|
| https://devnet.kentico.com/download/hotfixes | Product |
| https://www.vulncheck.com/advisories/kentico-xperience-virtual-context-information-disclosure | Third Party Advisory |