The Ethereum Foundation delayed deployment of the Glamsterdam hard fork on the Hoodi testnet because of security concerns that EIP-8037 could weaken defenses in existing mainnet contracts

From the articleEthereum's long-awaited Glamsterdam upgrade hits another roadblock as 13 security risks emergeAlso in Ethereum Delays Glamsterdam Hard Fork on Hoodi Testnet Over Security Concerns, Ethereum postpones Glamsterdam after EIP-8037 raises security concerns