Hack history / 2021 / Hack or exploit
Dora Factory
Hack or exploit on Jul 11, 2021 · Contract Vulnerability
ONE SOURCE · 1 SOURCE
Lost
$42K
dollars at the time
Returned
none listed
as the sources state it
Rank
#1,964
among thefts by dollars lost
What happened
According to official sources, Dora Factory, a multi-chain service infrastructure based on Polkadot, suffered a contract vulnerability in the cross-chain asset bridge ChainSwap. The 7,872 DORA locked in the ChainSwap cross-chain bridge contract was taken out by hackers and sold through Uniswap.
Details
- Date
- Jul 11, 2021
- Kind
- Hack or exploit
- Method
- Contract Vulnerability
- How in
- Bridge and cross-chain
- Target
- not stated
- Chains
- Polkadot
Reported by
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Cite this page
SwanBluechip, "Dora Factory hack, Jul 11, 2021: $42K lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht0c17f9b28b/ (data as of 2026-10-31).