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companyMetaMask
confirmedlowIncidentFirst reported Oct 1, 2026 · Updated Oct 1, 2026

MetaMask: ongoing security incident affects part of its infrastructure

MetaMask said it is responding to an ongoing security incident impacting part of its infrastructure, and is remediating internally with external partners and security advisors. The company said it has identified no immediate threat to MetaMask wallets. Affected Ethereum validators are being exited.

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The full record: the timeline (1 update) and 3 linked reports

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MetaMask: ongoing security incident affects part of its infrastructure · BreachFeed