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Felix

Felix is a suite of on‑chain borrowing and lending products running on Hyperliquid L1. Our goal is to let anyone unlock liquidity or earn yield in a secure, risk‑adjusted, and friction‑free way.

Maximum Bounty
$100,000
Live Since
02 October 2025
Last Updated
02 October 2025
  • Triaged by Immunefi

  • PoC Required

  • KYC required

Select the category you'd like to explore

Assets in Scope

Target
Type
Smart Contract - feUSD
Added on
2 October 2025
Target
Type
Smart Contract - Price Feed
Added on
2 October 2025
Target
Type
Smart Contract - Trove Manager
Added on
2 October 2025
Target
Type
Smart Contract - Borrower Operations
Added on
2 October 2025
Target
Type
Smart Contract - Active Pool
Added on
2 October 2025
Target
Type
Smart Contract - Default Pool
Added on
2 October 2025
Target
Type
Smart Contract - WHYPE
Added on
2 October 2025
Target
Type
Smart Contract - Stability Pool
Added on
2 October 2025
Target
Type
Smart Contract - Trove NFT
Added on
2 October 2025
Target
Type
Smart Contract - Borrower Operations
Added on
2 October 2025
Target
Type
Smart Contract - Sorted Troves
Added on
2 October 2025
Target
Type
Smart Contract - Address Registry
Added on
2 October 2025

Impacts in Scope

Severity
Critical
Title

Manipulation of governance voting result deviating from voted outcome and resulting in a direct change from intended effect of original results

Severity
Critical
Title

Direct theft of any user funds, whether at-rest or in-motion, other than unclaimed yield

Severity
Critical
Title

Direct theft of any user NFTs, whether at-rest or in-motion, other than unclaimed royalties

Severity
Critical
Title

Permanent freezing of funds

Severity
Critical
Title

Permanent freezing of NFTs

Severity
Critical
Title

Unauthorized minting of NFTs

Severity
Critical
Title

Predictable or manipulable RNG that results in abuse of the principal or NFT

Severity
Critical
Title

Unintended alteration of what the NFT represents (e.g. token URI, payload, artistic content)

Severity
Critical
Title

Protocol insolvency

Severity
High
Title

Theft of unclaimed yield

Severity
High
Title

Theft of unclaimed royalties

Severity
High
Title

Permanent freezing of unclaimed yield

Out of scope

Default Out of Scope and rules

Smart Contract specific

  • Incorrect data supplied by third party oracles
    • Not to exclude oracle manipulation/flash loan attacks
  • Impacts requiring basic economic and governance attacks (e.g. 51% attack)
  • Lack of liquidity impacts
  • Impacts from Sybil attacks
  • Impacts involving centralization risks

All categories

  • Impacts requiring attacks that the reporter has already exploited themselves, leading to damage
  • Impacts caused by attacks requiring access to leaked keys/credentials
  • Impacts caused by attacks requiring access to privileged addresses (including, but not limited to: governance and strategist contracts) without additional modifications to the privileges attributed
  • Impacts relying on attacks involving the depegging of an external stablecoin where the attacker does not directly cause the depegging due to a bug in code
  • Mentions of secrets, access tokens, API keys, private keys, etc. in Github will be considered out of scope without proof that they are in-use in production
  • Best practice recommendations
  • Feature requests
  • Impacts on test files and configuration files unless stated otherwise in the bug bounty program
  • Impacts requiring phishing or other social engineering attacks against project's employees and/or customers