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Hack history / 2023 / Hack or exploit

Swapos V2

Hack or exploit on Apr 16, 2023 · Swap Logic Flaw

SOURCES AGREE ON DATE AND LOSS · 2 SOURCES
Lost
$468K
dollars at the time
Returned
none listed
as the sources state it
Rank
#1,173
among thefts by dollars lost

What happened

Swapos V2 was exploited through a broken k-value invariant in the swap pool, allowing attackers to drain approximately $468K from the protocol by manipulating the automated market maker's core pricing mechanism.

Details

Date
Apr 16, 2023
Kind
Hack or exploit
Method
Swap Logic Flaw
How in
Smart contract bug
Target
DeFi protocol
Chains
Ethereum

Reported by

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Cite this pageSwanBluechip, "Swapos V2 hack, Apr 16, 2023: $468K lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht31a90ba9fd/ (data as of 2026-11-01).
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