On-chain options platform Opyn stated that it will fully compensate the Ethereum put option sellers affected by the vulnerability and will provide detailed compensation procedures within the next 3 days. Buyers of put options on Ethereum will redeem the put options at a price 20% higher than the market price. In addition, Opyn reminds all users not to create any new oETH Put vault or buy or sell oETH Put. Chain Wen previously reported that Opyn, an on-chain options platform, wrote an article to disclose that its Ethereum put options were maliciously used by external participants last night, and over 370,000 USDC was stolen. Opyn pointed out that all other Opyn contracts except Ethereum put options are not affected by this vulnerability.