CVE-2019-25229 json
Kentico Xperience <= 12.0.29 MVC Forms Unrestricted File Upload
published 2025-12-18 10 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-204333
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- devnet.kentico.com/download/hotfixes advisory
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 10 mo ago
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 4.0 | 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- Kentico Xperience
Classification
- Weakness
-
- CWE-434 Unrestricted Upload of File with Dangerous Type
References
-
devnet.kentico.com
/download/hotfixes
vendor-advisory, patch, product
-
vulncheck.com
/advisories/kentico-xperience-mvc-forms-unrestricted-file-upload
third-party-advisory
Sources
- CVE List CVE-2019-25229
- NVD CVE-2019-25229
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