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Scores/Yearn Finance

Yearn Finance

MITHRIL

Yield Aggregator · Multi-chain · $400M+ TVL · 20 contracts

Confidence 65%Z-Factor 0.91Updated 2026-05-06Public Score

Public risk assessment — scores are produced with the same methodology as monitored protocols

853
BRI Score
3004756508251000

Security Profile

Access Ctrl
80
Economic
82
Oracle
82
Compos.
58
Govern.
78
Maturity
90
Resilience
68
Supply Ch.
80
OpSec
82
Min
58
Avg
78
Max
90

Audit History

Trail of Bits
2021-03
MixBytes
2022-06
ChainSecurity
2022-01

Bug Bounty Program

$250,000
Max payout on Immunefi
View Program →

Assessment

Pioneer of yield aggregation, 75+ months live with zero core vault exploits. Strategy-level dependencies create composition risk but core vault architecture is proven. veYFI governance and community-driven strategy approval provide oversight.

Dimension Breakdown

How scores work →
Access Control
Weight 19%78% conf
80
Strong
  • Vault management permissions
  • Strategy approval process
  • Guardian for emergency
  • Multisig operations
Economic Soundness
Weight 14%80% conf
82
Strong
  • Yield aggregation model proven
  • Performance fees transparent
  • Multiple strategy diversification
  • Withdrawal queue management
Oracle Integrity
Weight 14%80% conf
82
Strong
  • Strategy-dependent oracle usage
  • Share price calculation from underlying
  • No direct oracle dependency in vault core
  • Strategy-level oracle risks
Battle-Tested Maturity
Weight 13%88% conf
90
Excellent
  • Live since February 2020 (75+ months)
  • Pioneer of yield aggregation
  • Survived multiple market events
  • Zero core vault exploits
Governance & Upgradeability
Weight 11%75% conf
78
Good
  • YFI governance proven
  • veYFI staking model
  • Community-driven strategy approval
  • Reasonably decentralized
Adversarial Resilience
Weight 11%72% conf
68
Moderate
  • Strategy-level exploits historically
  • Core vaults clean
  • Active bounty program
  • Multiple auditors across versions
Operational Security
Weight 11%78% conf
82
Strong
  • Professional strategist operations
  • Monitoring infrastructure
  • yMechs keeper network
  • Incident response demonstrated
Compositional Risk
Weight 5%65% conf
58
Moderate
  • Deep DeFi strategy dependencies
  • Strategies interact with many protocols
  • yVault composability across DeFi
  • Strategy failure cascades to vault
Supply Chain
Weight 4%78% conf
80
Strong
  • Standard Solidity
  • Vyper for V2 vaults
  • Verified contracts
  • Strategy dependencies vary

Additional Dimensions

Cascade Exposure
Weight conditional0% conf
-1
Critical
  • Not assessed — excluded from BRI computation

Risk Drivers

Primary risk factors driving this score, ordered by severity.

Compositional Risk58
Adversarial Resilience68
Governance & Upgradeability78

Adversarial Risk Signals

Observable security posture indicators. These signals reflect publicly verifiable information and responsible disclosure outcomes. No specific vulnerability details are exposed.

Disclosure HistoryNot Assessed
Remediation VelocityNot Assessed
Bug Bounty ProgramNot Assessed
Audit CoverageNot Assessed
Incident HistoryNot Assessed
Deployed 2020-02-06Z-Factor 0.9109 active dimensions

Score History & Verification

Score provenance tracking begins with the next reassessment.

On-Chain Data

Protocol Slug
"yearn"
Oracle
BRORegistry (Base)
Evidence
IPFS (pinned)
Staleness Threshold
24 hours
Read Score
registry.getScore("yearn")

Reduce exploitable risk

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