Private/Remove-365TuneElevation.ps1
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function Remove-365TuneElevation { <# .SYNOPSIS Removes User Access Administrator elevation from root scope for the current user. #> $ctx = Get-AzContext $currentUser = $ctx.Account.Id # Decode OID from current JWT so we can match by ObjectId (required for MSI accounts where SignInName is empty) $currentOid = $null try { $meToken = Get-AzAccessToken -ResourceUrl "https://management.azure.com" -ErrorAction Stop $meTokenStr = if ($meToken.Token -is [System.Security.SecureString]) { [System.Net.NetworkCredential]::new("", $meToken.Token).Password } else { $meToken.Token } $jwtPayload = $meTokenStr.Split(".")[1] $pad = 4 - ($jwtPayload.Length % 4) if ($pad -ne 4) { $jwtPayload += "=" * $pad } $claims = [System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($jwtPayload)) | ConvertFrom-Json $currentOid = $claims.oid } catch { Write-Verbose "Could not decode token OID - falling back to SignInName match only" } $assignment = Get-AzRoleAssignment -RoleDefinitionId "18d7d88d-d35e-4fb5-a5c3-7773c20a72d9" ` -ErrorAction SilentlyContinue | Where-Object { $_.Scope -eq "/" -and ($_.SignInName -eq $currentUser -or ($currentOid -and $_.ObjectId -eq $currentOid)) } if (-not $assignment) { Write-Host " Elevation already removed." -ForegroundColor Gray return } # Wait for elevated token to propagate before DELETE Write-Host " Waiting for propagation..." -ForegroundColor Gray Start-Sleep -Seconds 20 $response = Invoke-AzRestMethod ` -Path "$($assignment.RoleAssignmentId)?api-version=2018-07-01" ` -Method DELETE if ($response.StatusCode -in @(200, 204)) { Write-Host " [OK] Elevation removed." -ForegroundColor Green } elseif ($response.StatusCode -eq 403) { # Retry once after additional propagation delay Write-Host " Retrying after additional propagation delay..." -ForegroundColor Gray Start-Sleep -Seconds 20 $null = Get-AzAccessToken -ResourceUrl "https://management.azure.com" -ErrorAction SilentlyContinue $retry = Invoke-AzRestMethod -Path "$($assignment.RoleAssignmentId)?api-version=2018-07-01" -Method DELETE if ($retry.StatusCode -in @(200, 204)) { Write-Host " [OK] Elevation removed." -ForegroundColor Green } else { Write-Warning " [WARN] Elevation removal returned status $($retry.StatusCode) -- remove manually: Azure Portal > Properties > Access management for Azure resources." } } else { Write-Warning " [WARN] Elevation removal returned status $($response.StatusCode) -- remove manually: Azure Portal > Properties > Access management for Azure resources." } } |