Polymarket Faces Security Incident Due to Internal Wallet Key Leak

Polymarket Faces Security Incident Due to Internal Wallet Key Leak

First seen 23 May 2026, 01:54 UTC Bitgetwww.chaincatcher.comOdaily.News 89% similarity 51.9

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ThreatCluster

Polymarket has reported a security incident involving a private key leak from an internal operational wallet. The leak has resulted in the draining of over $520,000 from the Polymarket UMA CTF Adapter contract on the Polygon network. Despite the incident, Polymarket staff, including Shantikiran Chanal, assured users that their funds and market settlements remain safe. The investigation confirmed that the issue is not related to the platform's contracts or core infrastructure. Further updates are expected as the investigation continues.

Key Points: • A private key leak led to over $520,000 drained from Polymarket's internal wallet. • User funds and market settlements are reported to be safe by Polymarket staff. • The incident is not related to Polymarket's contracts or core infrastructure.

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Timeline

2026-05-22
Security incident reported by ZachXBT
ZachXBT reported a security incident involving a private key leak affecting Polymarket's internal wallet.
Bitget
2026-05-23
Polymarket confirms user funds are safe
Polymarket staff confirmed on platform X that user funds and market settlements remain secure despite the incident.
Odaily.News
2026-05-23
Investigation into private key leak ongoing
Polymarket is conducting an investigation into the private key leak and will provide further updates.
Odaily.News

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