Medium severity · published Dec 18, 2025
CVE-2019-25228
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
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XP
Xperience · Kentico
through 12.0.47 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-25228
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-25228
Product
https://devnet.kentico.com/download/hotfixes
Third Party Advisory
https://www.vulncheck.com/advisories/kentico-xperience-virtual-context-information-disclosure
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