Kentico Xperience<13.0.172 Auth Bypass via Empty SHA1 User in Staging Sync Server
CVE-2025-2746 Published on March 24, 2025
Kentico Xperience <= 13.0.172 Staging Sync Server Digest Password Authentication Bypass
An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server password handling of empty SHA1 usernames in digest authentication. Authentication bypass allows an attacker to control administrative objects.This issue affects Xperience through 13.0.172.
Known Exploited Vulnerability
This Kentico Xperience CMS Authentication Bypass Using an Alternate Path or Channel Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Kentico Xperience CMS contains an authentication bypass using an alternate path or channel vulnerability that could allow an attacker to control administrative objects.
The following remediation steps are recommended / required by November 10, 2025: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vulnerability Analysis
CVE-2025-2746 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors in an automatable fashion. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
Authentication Bypass Using an Alternate Path or Channel
A product requires authentication, but the product has an alternate path or channel that does not require authentication.
Products Associated with CVE-2025-2746
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Affected Versions
Kentico Xperience:- Before and including 13.0.172 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.