Vulnerability · Published Mar 24, 2025 · Assigned by VulnCheck

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

Medium 6.1

In plain English

A medium-severity cross-site scripting in Xperience from Kentico. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 60.6% (higher than 99.2% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei, public proof-of-concept code.

Severity (CVSS 3.1)6.1Medium

Exploit odds (30 days)60.6%top 0.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack tooling2Nuclei, Public PoC

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Kentico	Xperience	0 – through 13.0.178

Weakness: CWE-79, CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

https://devnet.kentico.com/download/hotfixes vendor-advisory, patch