The Ethereum Foundation has not announced a replacement activation date for Hoodi or confirmed a mainnet deployment schedule for Glamsterdam.

From the articleEthereum postpones Glamsterdam upgrade on Hoodi testnet over smart contract concernsAlso in Ethereum Delays Glamsterdam Upgrade After Security Researchers Flag Risks, Ethereum Glamsterdam Upgrade Delayed Over Security Risks, Ethereum Glamsterdam Delay: ChainSecurity Flags 13 Contracts Where Failures Turn Permanent, Ethereum Delays Glamsterdam Testnet Fork Over Gas Security Flaws - Decrypt, Ethereum delays Glamsterdam test after security devs flag risk to existing contracts, Ethereum Delays Glamsterdam Testing After 13 Contracts Trigger Concerns, Ethereum's long-awaited Glamsterdam upgrade hits another roadblock as 13 security risks emerge, Ethereum Delays Oct 26 Glamsterdam Hoodi Upgrade Over Security Risks