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CVE-2025-2747: Critical Vulnerability in Kentico Xperience

CVE-2025-2747 is a critical authentication bypass vulnerability affecting Kentico Xperience through version 13.0.178. Organizations are urged to apply necessary patches immediately to mitigate the risk of unauthorized administrative access.

CRITICALKnown ExploitedCVSS 9.8 · Published March 24, 2025

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CVE-2025-2747 is a critical authentication bypass vulnerability in Kentico Xperience that allows attackers to bypass authentication through the Staging Sync Server component. This vulnerability affects all versions of Xperience up to 13.0.178, posing a significant risk as it permits unauthorized control over administrative objects. With a CVSS score of 9.8, the severity level is critical, indicating that this issue requires immediate attention from security teams.

Risk to organizations includes potential unauthorized access to sensitive administrative functionalities. Attackers may leverage this vulnerability to manipulate data and settings within the application. Given the widespread use of Kentico Xperience, the implications of this vulnerability extend to many organizations relying on this platform for their content management needs.

Organizations should prioritize patching immediately. The vulnerability has been documented in the Known Exploited Vulnerabilities (KEV) catalog, indicating that it is actively tracked by security agencies for exploitation. It is essential that organizations review their systems for compliance and apply any necessary updates to mitigate this risk.

The urgency for defenders is underscored by the high potential impact of exploitation. Organizations utilizing Kentico Xperience must act swiftly to ensure their systems are secured against this critical vulnerability.

Vulnerability Details

The vulnerability allows an authentication bypass via the Staging Sync Server component password handling for the server defined None type. The issue affects Xperience through version 13.0.178. The attack vector is network-based, with a low attack complexity, requiring no privileges or user interaction. The vulnerability is classified under CWE-288, relating to improper authentication.

The CVSS score of 9.8 indicates critical severity, where the confidentiality, integrity, and availability impacts are all rated high. Organizations must ensure that they are aware of the implications of this vulnerability on their security posture.

Technical Analysis

The root cause of this vulnerability lies in the management of passwords within the Staging Sync Server component. The failure to enforce proper authentication mechanisms allows attackers to exploit this weakness remotely. The attack vector is network-based, meaning that no local access is required for an attacker to initiate the exploit. Additionally, there is no need for user interaction, making it easier for malicious actors to execute an attack.

The attack complexity is low, as the vulnerability can be exploited without any specific knowledge or advanced skills. The high impact on confidentiality, integrity, and availability indicates that successful exploitation could lead to significant data breaches and operational disruptions.

Risk & Impact Analysis

Real-world deployment risk is substantial due to the potential for unauthorized administrative control. Attackers may exploit this vulnerability to alter configurations, access sensitive data, and execute unauthorized operations within the Kentico Xperience environment. The implications for organizations can be severe, including data loss, reputational damage, and compliance issues.

The blast radius for this vulnerability is wide, affecting all implementations of Kentico Xperience up to version 13.0.178. Given the critical nature of this vulnerability and its inclusion in the KEV catalog, organizations should assess their exposure and prioritize remediation efforts as a matter of urgency based on the CVSS score.

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

Yes

Ransomware Use

No

Affected Versions

The affected product is Kentico Xperience, specifically all versions up to and including 13.0.178. Organizations using this software must ensure they are running the latest patched version to avoid exploitation.

Mitigation & Remediation

To mitigate this vulnerability, organizations should apply the latest patches from Kentico as detailed in their hotfix documentation. If patching is not immediately possible, it is recommended to implement access control measures, monitor logs for suspicious activities, and consider network segmentation to limit exposure. Organizations should also refer to vendor guidance for additional mitigations.

For further assistance, organizations can engage in penetration testing services to evaluate their security posture.

Detection Guidance

Organizations should monitor for any unusual authentication attempts or access patterns within the Kentico Xperience application. Log indicators to watch for include failed login attempts, unexpected administrative actions, and changes to user permissions. Additionally, monitoring for behavioral anomalies in user activity can provide insights into potential exploitation.

AppSecure Threat Intelligence Insight

The long-term significance of CVE-2025-2747 lies in its representation of the vulnerabilities that can emerge from misconfigured authentication processes. Security teams should take this incident as a lesson to routinely review authentication mechanisms and implement robust security practices.

This vulnerability highlights a trend of attackers targeting content management systems, which often contain sensitive organizational data. It underscores the importance of maintaining an updated security posture and response plan to address emerging threats.

For further reading on vulnerability management best practices, organizations can explore resources such as the vulnerability management program design guide. Additionally, resources on penetration testing methodology can provide insights into proactive security measures.

Finally, organizations should consider strategic defenses against such vulnerabilities by reviewing their current security protocols and ensuring they incorporate lessons learned from incidents like CVE-2025-2747.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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