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Vulnerabilities

Vulnerability · CVE-2019-25229

An unrestricted file upload vulnerability in Kentico Xperience allows authenticated users with 'Read data' permissions to upload arbitrary file types via MVC form file uploader com

Published Dec 18, 2025 · catalog updated Dec 18, 2025 · Kentico Xperience

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2019-25229. EPSS is 0.34%. Act only if a listed version of Kentico Xperience is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.34%
Remediation
Vendor / distro source
Affected products
vendor Kentico Xperience 0 ≤12.0.29

An unrestricted file upload vulnerability in Kentico Xperience allows authenticated users with 'Read data' permissions to upload arbitrary file types via MVC form file uploader components. Attackers can manipulate file names and upload potentially malicious files to the system, enabling unauthorized file uploads.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Kentico Xperience 0 ≤12.0.290 ≤12.0.29

How to fix CVE-2019-25229

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2019-25229. EPSS is 0.34%. Act only if a listed version of Kentico Xperience is installed.

Which versions are affected?

Compare what you have installed with Kentico Xperience 0 ≤12.0.29 0 ≤12.0.29. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.34%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 18, 2025 · EUVD

    Detected

    An unrestricted file upload vulnerability in Kentico Xperience allows authenticated users with 'Read data' permissions to upload arbitrary file types via MVC form file uploader components. Attackers can manipulate file names and upload potentially malicious files to the system, enabling unauthorized file uploads.

  2. Dec 18, 2025 · EUVD

    Updated

    An unrestricted file upload vulnerability in Kentico Xperience allows authenticated users with 'Read data' permissions to upload arbitrary file types via MVC form file uploader components. Attackers can manipulate file names and upload potentially malicious files to the system, enabling unauthorized file uploads.

Sources

  • CVE.orgVulnerability recordCVE-2019-25229

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-25229

    30-day exploitation probability 0.34%

    first.org
  • EUVDVulnerability recordEUVD-2025-204333

    An unrestricted file upload vulnerability in Kentico Xperience allows authenticated users with 'Read data' permissions to upload arbitrary file types via MVC form file uploader components. Attackers can manipulate file names and upload potentially malicious files to the system, e

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 2, 2026
  • CVE.orgNov 2, 2026
  • EUVDNov 1, 2026