Constantin is a $47-$year$-$old marketing manager earning an annual salary of $$175,000,$ who, together with his husband, recently purchased a house. A few years ago, Constantin was terminated from his previous position, and it took him $2$ years to find similar employment in his field. The prolonged lack of income caused him to accumulate substantial debt. Today, after several years of sensible budgeting, the only debt remaining is his mortgage. He purchased disability and life insurance on the mortgage at the bank.

Given this information, what is Constantin's greatest financial risk?