Ajna v2 DeFi Lending Protocol Exploited in Liquidation Accounting Manipulation, $775,000 Lost

AI Market Summary
Ajna v2 disclosed an exploit tied to liquidation accounting manipulation, with estimated losses of ~$775k across several pools (including WBTC and wstETH-related liquidity). The team urged immediate withdrawals, loan repayments, and halting protocol interactions, signaling acute smart-contract and operational risk. While the absolute loss is modest, the incident can weigh on DeFi risk appetite and prompt broader liquidity de-risking across lending venues.
Impact level
● Medium
Affected assets
BTC/USDT+0.96%
AI Insight · BTC/USDTAI Insight
▼ Bearish
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ChainThink said Ajna disclosed on X on Aug. 29 that its v2 decentralized lending protocol had been exploited due to a vulnerability. The team is reviewing abnormal fund movements and urged users to withdraw all funds immediately, repay outstanding loans, and halt any further interaction with the protocol. Defimon Alerts estimated losses at about $775,000. Multiple pools were impacted, including syrupUSDC, wstETH, rETH, cbETH, WBTC, WETH/USDC and sDAI. The incident was categorized as a liquidation accounting manipulation attack.