Ethereum is currently grappling with a significant bottleneck involving its validator system, as a staggering 2.5 million ETH is in a state of waiting to exit. This situation underscores challenges related to the network's validation process, which has become increasingly strained. Validators, responsible for securing the blockchain and confirming transactions, are facing hurdles that have resulted in a backlog of staked Ether that cannot be withdrawn promptly. As a consequence, this development raises concerns about liquidity within the ecosystem and the implications for both users and the overall functionality of the Ethereum network.
source: https://www.coindesk.com/tech/2025/09/16/ethereum-faces-validator-bottleneck-with-2-5m-eth-awaiting-exit