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CVE-2025-2748— Kentico Xperience stored cross-site scripting in multiple-file upload functionality

Quick assessment

Affected
Kentico Xperience
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Kentico Xperience是Kentico公司的一个数字体验平台。 Kentico Xperience 13.0.178及之前版本存在安全漏洞，该漏洞源于容易受到存储型跨站脚本攻击。

CVSS 6.1 · Medium EPSS 60.59% · P99

Public Exploits 1

Nuclei · 1 CVE-2025-2748.yaml [template]
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I. Basic Information for CVE-2025-2748

Vulnerability Information
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Vulnerability Title
Kentico Xperience stored cross-site scripting in multiple-file upload functionality
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Kentico Xperience 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kentico Xperience是Kentico公司的一个数字体验平台。 Kentico Xperience 13.0.178及之前版本存在安全漏洞，该漏洞源于容易受到存储型跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Kentico Xperience 0 ~ 13.0.178 -

II. Public POCs for CVE-2025-2748

# POC Description Source Link Shenlong Link
1 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. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-2748.yaml POC Details
2 PoC for CVE-2025-2748 - Unauthenticated ZIP file upload with embedded SVG for XSS https://github.com/xirtam2669/Kentico-Xperience-before-13.0.178---XSS-POC POC Details
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III. Intelligence Information for CVE-2025-2748

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Patches & Fixes for CVE-2025-2748 (1)

Same Patch Batch · Kentico · 2025-03-24 · 4 CVEs total

CVE-2025-2747 9.8 CRITICAL Kentico Xperience <= 13.0.178 Staging Sync Server None Password Type Authentication Bypass
CVE-2025-2746 9.8 CRITICAL Kentico Xperience <= 13.0.172 Staging Sync Server Digest Password Authentication Bypass
CVE-2025-2749 7.2 HIGH Kentico Xperience <= 13.0.178 Staging Media File Upload Authenticated RCE

IV. Related Vulnerabilities

Same product: Xperience
Same vendor: Kentico
Same weakness: CWE-79

V. Comments for CVE-2025-2748

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