Home/CVE/The Kentico Xperience application does not fully validate or filter files uploaded via the multiple-file upload functio
CVE

CVE-2025-2748

The Kentico Xperience application does not fully validate or filter files uploaded via the multiple-file upload functio

The Kentico Xperience application does not fully validate or filter files uploaded via the multiple-file upload functionality, which allows for stored XSS.This issue affects Kentico Xperience through 13.0.178.

MEDIUM · CVSS 6.1 EPSS 0.00544
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-434Unrestricted Upload of File with Dangerous Type
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
kentico xperience<= 13.0.178
⚠

Public Exploits & PoCs

1
nucleiKentico Xperience CMS - Unauthenticated Stored XSSmedium
◈

Detection Rules (IDS/IPS)

1
et-openET WEB_SPECIFIC_APPS Kentico Xperience CMS Cross Site Scripting via Unauthenticated File Upload Attempt (CVE-2025-2748)attempted-admin
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · disclosure@vulncheck.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD24 Mar 2025 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://devnet.kentico.com/download/hotfixesPatch
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