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Ethereum fixes Glamsterdam bug that risked staking deposits being misdirected to builders

Protocol Fundamentals
27 Oct 2026, 10:09 WIB
Coindesk
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Neutral
Ethereum fixes Glamsterdam bug that risked staking deposits being misdirected to builders

Ethereum developers patched a critical bug in the upcoming Glamsterdam upgrade that could have allowed an operator to withdraw ETH meant for new validators by exploiting shared public keys between builders and validators. This flaw risked staking deposits being credited incorrectly to builders, preventing validators from being created and staking services from recovering funds. The fix, initially rejected, was later accepted after further review and testing, and now client teams must update their software before the upgrade can proceed. The Glamsterdam launch on the Hoodi test network was postponed, delaying the mainnet rollout until the issue is fully resolved.

Ethereum's recent critical bug fix for the Glamsterdam upgrade comes as a backdrop to broader cryptocurrency market activity. For readers following major cryptocurrencies on Pluang, here is the market snapshot as of Oct 27, 2026 13:41 WIB: out of 50 priced major cryptocurrencies, 28 rose and 19 fell today. Notable movers include Uniswap (UNI) at Rp127.902 with a 1-day change of +1.95% and a typical hold time of 65 days, Aave (AAVE) at Rp2.386.296 down 1.76% with a 106-day hold time, and Polkadot (DOT) at Rp17.895 down 1.64% with a 122-day hold time.

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