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CVE-2025-34138: Vulnerability in Sitecore Experience Manager (XM)

Critical
VulnerabilityCVE-2025-34138cvecve-2025-34138
Published: Fri Jul 25 2025 (07/25/2025, 15:54:47 UTC)
Source: CVE Database V5
Vendor/Project: Sitecore
Product: Experience Manager (XM)

Description

A vulnerability exists in Sitecore Experience Manager (XM), Experience Platform (XP), Experience Commerce (XC), and Managed Cloud that could allow remote code execution or unauthorized access to information. This vulnerability affects all Experience Platform topologies (XM, XP, XC) from 9.2 Initial Release through 10.4 Initial Release. PaaS and containerized solutions are similarly affected.

AI-Powered Analysis

AILast updated: 07/25/2025, 16:18:05 UTC

Technical Analysis

CVE-2025-34138 is a critical vulnerability affecting multiple versions of Sitecore Experience Manager (XM), Experience Platform (XP), Experience Commerce (XC), and Managed Cloud solutions. Specifically, all Experience Platform topologies from version 9.2 Initial Release through 10.4 Initial Release are impacted, including PaaS and containerized deployments. The vulnerability allows an unauthenticated remote attacker to execute arbitrary code or gain unauthorized access to sensitive information without requiring any user interaction. The CVSS 4.0 base score of 9.3 reflects the high severity, with attack vector being network-based, no privileges or authentication required, and no user interaction needed. The vulnerability impacts confidentiality, integrity, and availability at a high level, enabling potential full system compromise. Although no known exploits are currently reported in the wild, the broad exposure of affected Sitecore versions and the critical nature of the flaw make it a significant threat. Sitecore Experience Manager and related platforms are widely used for content management and digital experience delivery, often hosting critical business websites and e-commerce platforms. The vulnerability's presence in containerized and cloud environments further increases the attack surface, as these deployment models are common in modern enterprise infrastructures. The lack of available patches at the time of disclosure necessitates immediate risk mitigation and monitoring by affected organizations.

Potential Impact

For European organizations, this vulnerability poses a substantial risk due to the widespread adoption of Sitecore products across various industries including retail, finance, healthcare, and government sectors. Successful exploitation could lead to unauthorized data disclosure, defacement or disruption of public-facing websites, and potential lateral movement within enterprise networks. The ability to execute remote code without authentication means attackers could deploy malware, ransomware, or establish persistent backdoors, severely impacting business continuity and data privacy compliance obligations such as GDPR. The inclusion of managed cloud and containerized environments in the affected scope means that organizations leveraging modern cloud-native architectures are also vulnerable, increasing the likelihood of large-scale breaches. Given Europe's stringent data protection regulations, any compromise involving personal or sensitive data could result in significant regulatory fines and reputational damage. Additionally, the criticality of digital experience platforms in customer engagement means operational disruptions could directly affect revenue and customer trust.

Mitigation Recommendations

Beyond applying patches as soon as they become available from Sitecore, European organizations should implement immediate compensating controls. These include: 1) Restricting network access to Sitecore management interfaces using firewalls and network segmentation to limit exposure to trusted IPs only; 2) Deploying Web Application Firewalls (WAFs) with custom rules to detect and block suspicious requests targeting Sitecore endpoints; 3) Conducting thorough audits of Sitecore configurations to disable unnecessary services or features that could be exploited; 4) Monitoring logs and network traffic for anomalous activity indicative of exploitation attempts, including unusual remote code execution patterns; 5) Employing runtime application self-protection (RASP) tools where possible to detect and prevent exploitation in real time; 6) Reviewing and tightening access controls and credentials associated with Sitecore environments; 7) For containerized deployments, ensuring images are scanned for vulnerabilities and runtime security policies are enforced; 8) Preparing incident response plans specifically addressing potential Sitecore compromise scenarios. Organizations should also engage with Sitecore support and subscribe to threat intelligence feeds to stay updated on patch releases and emerging exploit techniques.

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Technical Details

Data Version
5.1
Assigner Short Name
VulnCheck
Date Reserved
2025-04-15T19:15:22.562Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6883aaa8ad5a09ad005300e8

Added to database: 7/25/2025, 4:02:48 PM

Last enriched: 7/25/2025, 4:18:05 PM

Last updated: 7/26/2025, 5:29:34 AM

Views: 8

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