Is Summer.fi Safe?
Risk Grade: B- (31/100)
Summer.fi is rated as moderate risk — some novel mechanisms, generally well-understood.
Lower risk — years of production use and solid automation, but unified leverage across three protocols creates correlated liquidation risk during crashes
Originally the MakerDAO frontend (Oasis.app), now a one-stop interface for leveraged crypto positions across Aave, Maker, and Morpho. It holds $150M in deposits. Its B grade reflects battle-tested automation inherited from DeFi Saver, offset by the correlated risk of running leveraged positions across three protocols at once.
TVL
$22M
Mechanisms
6
Interactions
5
Value Grade
C+
Key Risks for Summer.fi Users
When ETH drops sharply, Summer.fi tries to deleverage your positions on Aave, Maker, and Morpho all at the same time. That concentrated sell pressure makes slippage worse and leads to bigger losses than if the positions were independent
A hack on any one of the three underlying protocols (Aave, Maker, Morpho) directly hits Summer.fi vaults. You are exposed to the weakest link across three separate smart contract systems
During a gas price spike, the automated protection that saves you from liquidation may cost too much to execute. Your position gets liquidated right when the protection was supposed to save it
Top Risk Factors
- •Unified leverage automation across Aave, Maker, and Morpho creates correlated liquidation risk; a sharp price move triggers simultaneous deleveraging across all integrated protocols
- •Inherits security risks from three underlying lending protocols (Aave, Maker, Morpho); an exploit in any base layer compromises Summer.fi vaults built on that protocol
- •Formerly Oasis.app (original MakerDAO frontend), meaning legacy smart contract risk and tight coupling to Maker's economic model persist despite rebrand
How Summer.fi Compares to Peers
Summer.fi ranks #20 of 68 DeFi protocols (above-median). At a risk score of 31/100, it's 5 points safer than the sector average of 36/100.
Adjacent peers: Mantle Index Four Fund (B-, 30/100) is ranked just safer, and Ampleforth (B-, 31/100) is ranked just riskier.
See the full DeFi sector leaderboard or the Summer.fi vs Ampleforth comparison.
Common Questions about Summer.fi
Plain-English answers based on Summer.fi's scores across Hindenrank's 8 risk dimensions. The highest-scoring (riskiest) dimension is Vitality Risk (8/10).
Has Summer.fi ever been hacked or exploited?
Summer.fi has a fairly clean operational history. The track record dimension scored 2/15, indicating minor or no significant incidents on record. A clean track record is a positive signal but it does not guarantee future safety, especially as protocol complexity grows.
How much money is at stake in Summer.fi?
Summer.fi currently holds roughly $22M in user deposits. Smaller TVL means individual depositors carry a larger share of any loss event, and it can be harder to exit a position quickly during stress.
What's the worst-case scenario for Summer.fi?
Hindenrank has identified specific collapse scenarios for Summer.fi. The most prominent: "Multi-Protocol Leverage Cascade". The trigger condition is A sharp price decline in a major collateral asset (ETH, wstETH, or stablecoins) triggers coordinated liquidations across Summer.fi's leveraged vaults on Aave, Maker, and Morpho simultaneously. Reading through the full scenario list on the protocol page is the single best way to understand the actual failure modes — generic "smart contract risk" is rarely the thing that takes a protocol down.
Is Summer.fi regulated or insured?
Summer.fi has low regulatory exposure on Hindenrank's framework (3/10). The protocol is structured in a way that minimizes counterparty and jurisdiction concentration, though regulatory risk in crypto can change rapidly. No DeFi protocol carries FDIC-style insurance — even with low regulatory risk, depositors are not protected in the way bank customers are.
What are the biggest red flags for Summer.fi?
Hindenrank's retail-focused risk audit flagged: When ETH drops sharply, Summer.fi tries to deleverage your positions on Aave, Maker, and Morpho all at the same time. That concentrated sell pressure makes slippage worse and leads to bigger losses than if the positions were independent A hack on any one of the three underlying protocols (Aave, Maker, Morpho) directly hits Summer.fi vaults. You are exposed to the weakest link across three separate smart contract systems During a gas price spike, the automated protection that saves you from liquidation may cost too much to execute. Your position gets liquidated right when the protection was supposed to save it
Should beginners deposit into Summer.fi?
Summer.fi is rated B-, which is acceptable for users who understand the protocol's mechanism. Beginners should read the full risk breakdown and only deposit after they can articulate the top three failure modes. If you cannot explain how the protocol works, do not deposit.
How does Summer.fi compare to safer DeFi alternatives?
Summer.fi is one protocol in Hindenrank's DeFi coverage. The safest DeFi protocols on the leaderboard tend to share three traits: a long incident-free track record, conservative mechanism design, and high-quality public documentation. Compare Summer.fi against the full DeFi ranking before committing capital.
For the full 8-dimension score breakdown, the radar chart, and dependency graph, see the Summer.fi risk report.
Read the Full Summer.fi Risk Report
This protocol has 2 collapse scenarios. 1 high-severity interaction risks identified. See the full mechanism classification, interaction matrix, and deep-dive recommendations.
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