How should security teams test Entra ID escalation paths?

Why This Matters for Security Teams

Entra ID escalation testing is not just a permissions review. The real question is whether an ordinary user can traverse legitimate identity relationships until they reach administrative control. That means testing Graph enumeration, app ownership, group membership, consent chains, and role activation as an attack path, not as separate configuration checks. Current guidance from the NIST Cybersecurity Framework 2.0 supports this kind of adversary-informed validation, because identity paths often fail in ways policy audits miss.

For Entra ID specifically, the risk is that privilege is rarely granted in one jump. It accumulates through ownership, delegated rights, stale app registrations, and indirect admin relationships that look harmless in isolation. NHIMG’s Ultimate Guide to NHIs notes that 97% of NHIs carry excessive privileges, which is a useful reminder that over-permissioned identities are often the substrate for escalation, even when the original test account looks low risk.

In practice, many security teams discover the escalation chain only after a helpdesk account, test user, or app owner has already crossed into admin-grade access, rather than through intentional attack-path validation.

How It Works in Practice

Effective testing starts with a clean baseline: one ordinary Entra ID user, no direct admin roles, and visibility into what that identity can enumerate. The tester then maps reachable assets and permissions in the same order an attacker would, beginning with Microsoft Graph discovery and moving through ownership, group control, app consent, delegated permissions, and privileged role activation. The goal is to prove whether the identity can legitimately pivot, not whether a single hardening rule is present.

A practical assessment usually includes:

• Enumerating directory objects, role assignments, app registrations, and service principals exposed to the test user.
• Checking whether the user can become an owner of an app, group, or resource that confers higher privileges.
• Testing whether group write access, self-service membership, or weak approval workflows lead to administrative groups.
• Reviewing whether privileged role activation is protected by conditional access, approval, and time limits.
• Validating whether delegated permissions or OAuth grants create indirect administrative reach.

This should be paired with controls that make escalation harder to chain: strong ownership boundaries, tightly governed app consent, separation of duties for group administration, and continuous monitoring of role changes. The State of Non-Human Identity Security highlights a broader visibility problem, including the fact that 85% of organisations lack full visibility into third-party vendors connected via OAuth apps, which is exactly the kind of blind spot that can hide an Entra escalation path. NIST guidance also reinforces the need for ongoing verification rather than one-time trust decisions, especially when identity relationships change quickly.

These controls tend to break down when app ownership, group administration, and role activation are spread across different teams because no single owner sees the full escalation chain.

Common Variations and Edge Cases

Tighter escalation testing often increases operational friction, requiring organisations to balance validation depth against change-management overhead. That tradeoff is real, especially in tenants with many delegated admins, external collaborators, or automation accounts that legitimately need broad access. Best practice is evolving, but there is no universal standard for exactly how deep every Entra ID path test must go.

Edge cases usually appear in three places. First, break-glass and emergency accounts should be excluded from normal attack-path testing only if they are separately reviewed and tightly controlled. Second, privileged access workflows can look secure on paper but still allow escalation if role activation depends on weak approval chains or stale group membership. Third, enterprise environments that rely heavily on app registrations and service principals need to test identity relationships beyond human users, because the escalation path may flow through an application owner rather than a person.

For that reason, teams should treat the test as a living control, not a one-off assessment. Re-run it after directory changes, app consent changes, new admin delegation, or mergers and tenant expansions. In complex tenants, the most dangerous paths are often the ones created by convenience, not by overt misconfiguration.

Related resources from NHI Mgmt Group

• How should security teams test whether workflow automation is creating hidden privilege paths?
• How do security teams know whether delegation paths are too risky?
• How should security teams test Active Directory forest recovery plans?
• How should security teams prioritise NHI remediation in cloud environments?