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Hack history / 2023 / Hack or exploit

unshETH

Hack or exploit on May 31, 2023 · Key Stored Publicly

SOURCES AGREE ON DATE AND LOSS · 3 SOURCES
Lost
$375K
dollars at the time
Returned
none listed
as the sources state it
Rank
#1,243
among thefts by dollars lost

What happened

A developer leaked private deployment keys to GitHub, which an attacker exploited to drain $375K from the unshETH staking protocol. The attacker transferred ownership of smart contracts to themselves before the protocol emergency-paused withdrawals and the keys were secured.

Details

Date
May 31, 2023
Kind
Hack or exploit
Method
Key Stored Publicly
How in
Keys, accounts and infrastructure
Target
DeFi protocol
Chains
Ethereum

Reported by

Cite this pageSwanBluechip, "unshETH hack, May 31, 2023: $375K lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht1d30487f40/ (data as of 2026-10-31).
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