No publicly reported exploit of CIAN contracts found in sources reviewed on October 23, 2026
—not recovered- Outcome
- None on record
- Loss
- —
- Recovered or reimbursed
- —
CIAN is a DeFi protocol whose main product, CIAN Yield Layer, runs vaults that try to raise the yield on assets like staked ETH, BTC and stablecoins 12. You deposit an asset such as ETH or stETH and receive a receipt token (for example ylstETH). The vault then runs a strategy, often recursive staking or restaking: it deposits the staked asset as collateral, borrows against it and re-stakes the loan to multiply rewards 3. CIAN charges an 8% performance fee 4, and withdrawals take about five days 3. DefiLlama tracked about $317 million in the Yield Layer on October 22, 2026 9. (CIAN here is the crypto protocol, not the Russian property site Cian.)
CIAN calls itself a "yield layer": a protocol that collects yield from liquid staking tokens, liquid restaking tokens, real-world assets and perpetual funding rates, then passes it to depositors through vaults 1. It sits on top of other protocols. Your return depends on staking rewards from Lido-style tokens, borrowing rates on lending markets such as Aave, and any incentive points. CIAN's risk page names Aave and Lido as partners 6.
The documentation does not name a company, founders or investors. The Terms of Use give only a contact email and send disputes to arbitration in Singapore 8. DefiLlama's TVL history for the Yield Layer starts in May 2024 9.
Other vault families cover BTC (fBTC, BTCB), BNB (slisBNB) and stablecoins, including a Bybit USDC/USDT0 vault and a USCC (real-world asset) vault 2. Each vault page shows its accepted tokens, TVL and deposit cap 3.
Leveraged staking vaults combine several risk layers:
CIAN's docs list audit reports from Ackee and Omniscia (Ethereum), PeckShield (Avalanche), and Paladin Blockchain Security (Avalanche, Ethereum, Polygon) 5. The page gives no dates or scope, so readers should open each report to see which contracts it covers. Some may cover the older automation contracts rather than current Yield Layer vaults. An audit lowers risk but does not guarantee safety. CIAN states it has had "no exploits or liquidations for 2 years" 1. That is the company's own claim.
Hacks in DefiLlama’s public database are also scored as the security record on the CIAN rating page.
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