Kentico Xperience - RCE (CVE-2025-2748)
154Exploiting IPs reported
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.
CrowdSec analysis
CVE-2025-2748 is a vulnerability in Kentico Xperience that permits stored cross-site scripting (XSS) due to insufficient validation of files uploaded through the application's multiple-file upload functionality.
CrowdSec has been tracking this vulnerability and its exploits since 1st of April 2025.
Insights from the CrowdSec network reveal that the attackers trying to exploit CVE-2025-2748 are composed of a fairly even mix of opportunistic and targeted actors. Some attackers employ preliminary reconnaissance, while others use indiscriminate scanning. Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2025-2748 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2025-2748 is currently experiencing high visibility and active exploitation across the internet.
Observed exploitation attempts typically involve requests to URLs containing /cmsmodules/content/cmspages/multifileuploader.ashx.
Exploitation
Get real-time information about exploitation attempts and actors involved.
Common Weakness Enumeration (CWE)
Protection
Find out relevant information to protect your stack against this CVE.
Blocklist
With our advanced worldwide network detection, CrowdSec can provide a list of IPs known for exploiting the vulnerability.
To increase your protection against this CVE, block exploitation attempts with this list of identified actors.