Azure Entra CVE-2025-55241 Elevation of Privilege: Brief Summary and Technical Context

This post provides a brief summary of CVE-2025-55241, a critical Azure Entra Elevation of Privilege vulnerability. We focus on technical context, affected systems, and vendor security history based on available public information as of September 2025.
CVE Analysis

7 min read

ZeroPath CVE Analysis

ZeroPath CVE Analysis

2025-09-04

Azure Entra CVE-2025-55241 Elevation of Privilege: Brief Summary and Technical Context
Experimental AI-Generated Content

This CVE analysis is an experimental publication that is completely AI-generated. The content may contain errors or inaccuracies and is subject to change as more information becomes available. We are continuously refining our process.

If you have feedback, questions, or notice any errors, please reach out to us.

[email protected]

Introduction

Privilege escalation in cloud identity platforms can grant attackers broad administrative access to enterprise environments, enabling lateral movement, data theft, and persistent compromise. CVE-2025-55241 is a newly reported Azure Entra Elevation of Privilege vulnerability with a CVSS score of 9.0, underscoring the ongoing risks in cloud identity management for organizations relying on Microsoft’s ecosystem.

Technical Information

CVE-2025-55241 is categorized under CWE-287 (Improper Authentication) and affects Microsoft Azure Entra ID. As of September 2025, there are no public technical details, exploitation code, or root cause analysis available for this specific vulnerability. However, context from similar Azure Entra ID privilege escalation vulnerabilities in 2025 provides insight into likely attack surfaces:

  • Service principal permission abuse, where attackers leverage over-privileged or misconfigured application identities to gain unauthorized access
  • OAuth scope misconfigurations, enabling privilege escalation via Microsoft Graph API
  • Hybrid identity synchronization weaknesses, allowing attackers to manipulate on-premises accounts that sync to Entra ID
  • Exploitation of undocumented permissions in Microsoft first-party applications

No vulnerable code snippets or technical diagrams have been published for CVE-2025-55241. The precise exploitation method and affected authentication flows remain undisclosed.

Affected Systems and Versions

No specific version numbers, product SKUs, or configuration details have been released for CVE-2025-55241 as of September 2025. The vulnerability is reported to affect Microsoft Azure Entra ID, but the advisory does not specify version ranges or particular configurations.

Vendor Security History

Microsoft Azure Entra ID is a widely adopted cloud identity and access management platform. In 2025, several critical privilege escalation vulnerabilities have been reported in Entra ID, including issues related to service principal abuse, OAuth misconfiguration, and hybrid identity. Microsoft’s response to these vulnerabilities has varied, with some issues initially classified as misconfigurations before being acknowledged as security flaws. The vendor has demonstrated improved transparency and collaboration with the security research community but continues to face recurring identity-related security challenges.

References

Detect & fix
what others miss