How severe is CVE-2019-25228?

CVE-2019-25228 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2019-25228 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-25228?

CVE-2019-25228 affects Kentico Xperience. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-25228?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2019-25228 have an EU (EUVD) identifier?

Yes. CVE-2019-25228 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204380.

When was CVE-2019-25228 published?

CVE-2019-25228 was published on 2025-12-18 and last updated on 2026-06-17.

CVE-2019-25228

CVE-2019-25228 is a medium-severity vulnerability in Kentico Xperience with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-497.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 5.1
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-204380
Weakness: CWE-497
Affected product: Kentico Xperience
Published: 2025-12-18
Last modified: 2026-06-17

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.

Frequently asked questions

What is 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. Sensitive virtual context information can be exposed to external domains through page builder interactions and link/image loading.
How severe is CVE-2019-25228?: CVE-2019-25228 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2019-25228 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-25228?: CVE-2019-25228 affects Kentico Xperience. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-25228?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2019-25228 have an EU (EUVD) identifier?: Yes. CVE-2019-25228 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204380.
When was CVE-2019-25228 published?: CVE-2019-25228 was published on 2025-12-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:kentico:xperience:*:*:*:*:*:*:*:*

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