Server-Side Request Forgery Vulnerability in Microsoft Entra ID Entitlement Management

CVE-2026-35431

What is CVE-2026-35431?

CVE-2026-35431 is a security vulnerability found in Microsoft Entra ID Entitlement Management, which is designed to manage user identities and control access to resources in a cloud environment. This vulnerability involves server-side request forgery (SSRF), allowing unauthorized attackers to send malicious requests from a vulnerable server. Exploiting this flaw could enable attackers to spoof requests over a network, potentially compromising the integrity and security of connected systems. Organizations relying on Microsoft Entra ID for managing entitlements and access could face severe repercussions if this vulnerability is exploited, as sensitive data and critical resources might be at risk.

Potential impact of CVE-2026-35431

1. Unauthorized Access: Attackers could exploit this vulnerability to gain unauthorized access to internal systems, which may lead to data breaches and the exposure of sensitive information.

2. Network Compromise: SSRF could allow an attacker to leverage the affected server to interact with other internal services that would otherwise be inaccessible, thereby increasing the risk of a broader network compromise.

3. Operational Disruption: This vulnerability might facilitate denial-of-service attacks against important internal services by overwhelming them with requests, disrupting business operations and access to critical resources.

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