CVE-2025-2747

An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server component password handling for the server defined None type. Authentication bypass allows an attacker to control administrative objects.This issue affects Xperience through 13.0.178.

Score

CVSS 3.1 9.8 Critical

Status

Analyzed - disclosure@vulncheck.com

Published

2025-03-24

Last modified

2026-02-26

Known exploited (CISA KEV)

since 2025-10-20, action due 2025-11-10: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

CWE-288

Affected products

• Xperience (Kentico)

References

• https://devnet.kentico.com/download/hotfixes
• https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011
• https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/
• https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-none-password-type-authentication-bypass
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2747