CVE-2025-2749: xperience Path Traversal

Description

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.

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CVSS v3.1 Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Apr 20, 2026 Remediation due: May 4, 2026

Weakness Type (CWE)

CWE-22 Path Traversal

CWE-434 Unrestricted Upload

Affected Products

Vendor	Product	Versions
kentico	xperience	< 13.0.178

References

Advisories & Patches

https://devnet.kentico.com/download/hotfixes

Exploits

https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/

Other References

https://www.vulncheck.com/advisories/kentico-xperience-staging-media-file-upload-authenticated-rce https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2749

Frequently Asked Questions

What is CVE-2025-2749? +

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. It has a CVSS v3.1 base score of 7.2 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2025-2749? +

CVE-2025-2749 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-2749? +

CVE-2025-2749 affects products from kentico, specifically: xperience. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-2749? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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