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
- Microsoft Security Response Center Advisory for CVE-2025-55241
- NVD Entry for CVE-2025-55241
- Privilege Escalation in Azure AD (Silverfort)
- Microsoft Entra ID Vulnerability Enables Privilege Escalation (CyberPress)
- Microsoft Entra ID Vulnerability (Cybersecurity News)
- Storm-0501’s Evolving Techniques (Microsoft Security Blog)