What are the disadvantages of Coinbase Wallet?

Could you elaborate on the potential drawbacks of utilizing Coinbase Wallet? Are there any notable limitations or concerns that users should be aware of? For instance, are there any security vulnerabilities or privacy concerns that have been reported? Additionally, are there any fees associated with the wallet that might make it less appealing for certain users? It would be helpful to gain a comprehensive understanding of the downsides of this popular cryptocurrency wallet.