CVE-2025-2749
Kentico Xperience Path Traversal Vulnerability
Kentico Xperience
An authenticated remote code execution in Kentico Xperience allows authenticated users Staging Sync Server to upload arbitrary data to path relative locations. This results in path traversal and arbitrary file upload, including content that can be executed server side leading to remote code execution.This issue affects Kentico Xperience through 13.0.178.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 20 April 2026. US federal agencies were required to remediate it by 4 May 2026.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 4%, which is higher than 90.6% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Frequently asked questions
Is CVE-2025-2749 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2025-2749.
What does CVE-2025-2749 affect?
CVE-2025-2749 affects Kentico Xperience. An authenticated remote code execution in Kentico Xperience allows authenticated users Staging Sync Server to upload arbitrary data to path relative locations. This results in path traversal and arbitrary file upload, including content that can be executed server side leading to remote code execution.This issue affects Kentico Xperience through 13.0.178.
How severe is CVE-2025-2749?
CVE-2025-2749 is rated HIGH with a CVSS base score of 7.2. EPSS puts the probability of exploitation in the next 30 days at 4%, higher than 90.6% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 4 May 2026.
How should organisations respond to CVE-2025-2749?
Apply the vendor patch for Kentico Xperience as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.