“Prices of risky assets generally increased since the previous report, and, in some markets, prices are high compared with expected cash flows. House prices have increased rapidly since May, continuing to outstrip increases in rent. Nevertheless, despite rising housing valuations, little evidence exists of deteriorating credit standards or highly leveraged investment activity in the housing market. Asset prices remain vulnerable to significant declines should investor risk sentiment deteriorate, progress on containing the virus disappoint, or the economic recovery stall.“
https://www.zerohedge.com/markets/fed-issues-stock-market-warning-valuations-surge