Polymarket: about $2.7M hack
. Reported by public sources (confirmed by DeFiLlama). Amounts are as reported; the trace below shows what the chain says.
Polymarket restricted trading to cancel-only mode after users reported drained wallets, with the reported amount at $2.7 million. The Block reported a $2.65 million exploit and said a third-party provider was compromised, and Polymarket said it had resolved a security issue after a third-party breach. The earliest report is dated 2026-10-29 00:00 UTC, per DeFiLlama. No attacker address has been named, the networks are unknown, and the funds have not been traced. Whether any funds have been frozen or recovered is not established by the sources provided.
Amount: about $2.7M (reported).
What is known
- Reported
- By Crypto Briefing, crypto.news, @Poly_Status, @CarOnPolymarket and 6 more.
- Confirmed
- Confirmed by DeFiLlama. The amount is as reported.
- Recorded on Kadena
- Not yet.
- Attacker address
- None attributed by a source yet.
- Frozen
- No freeze read on chain.
- Returned
- No return of funds recorded here.
- Trace coverage
- Not traced yet: the trace starts when a source names an address.
Sources
- Crypto Briefing: Polymarket restricts trading to cancel-only mode amid wallet drain reports
- crypto.news: Polymarket restricts trading as users report drained wallets
- @Poly_Status
- @CarOnPolymarket
- @Jeremybtc
- @StarPlatinum_
- Crypto Briefing: Polymarket resolves security issue after third-party breach
- The Block: Polymarket pauses trading after $2.65 million exploit, says third-party provider was compromised
- Cointelegraph: Polymarket suspended trading amid reports of user funds being drained
- @TheGreekTrader
- DeFiLlama
Timeline
- Post cited by the coverage: @TheGreekTrader link
- Reported by Cointelegraph: Polymarket suspended trading amid reports of user funds being drained link
- Reported by The Block: Polymarket pauses trading after $2.65 million exploit, says third-party provider was compromised link
- Post cited by the coverage: @StarPlatinum_ link
- Post cited by the coverage: @Jeremybtc link
- Post cited by the coverage: @CarOnPolymarket link
- Post cited by the coverage: @Poly_Status link
- Reported by crypto.news: Polymarket restricts trading as users report drained wallets link
- Reported by Crypto Briefing: Polymarket resolves security issue after third-party breach link
- Detected from Crypto Briefing link
- Reported by DeFiLlama link
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