Azure AD Graph API Validation Gap: The legacy Azure AD Graph API contained a flaw in its validation of Actor tokens. This combination of unrestricted privilege and stealth makes CVE-2025-55241 risky, giving an adversary the potential to silently compromise an organization’s entire Microsoft cloud footprint. In addition to applying the patch, security teams should:Audit Legacy Apps : Verify no applications still depend on the deprecated Azure AD Graph API. : Verify no applications still depend on the deprecated Azure AD Graph API. Migrate to Microsoft Graph: Shift from the Azure AD Graph API to Microsoft Graph for stronger logging and auditing.