Fei Protocol security record
As of 30 Oct 2026, Fei Protocol has 5 audit reports by 2 security firms on Trustblock; the latest is by Consensys, dated 1 Sep 2021. Those reports list 1 open critical finding.
Record last updated . It holds audits and findings, contracts and incidents up to Oct 2026. Trustblock does not review code.
Audits5
Newest first
| Audit | Security firm | Date | Scope | Critical findings | Report |
|---|---|---|---|---|---|
| Fei Protocol v2 Phase 1 | Security firm: Consensys | Date: | Scope: Files named in the report | No open critical findings | Open · diligence.security |
| Fei Protocol Audit | Security firm: OpenZeppelin | Date: | Scope: Files named in the report | 1 critical finding, fixed | Open · blog.openzeppelin.com |
| Fei Tribechief | Security firm: Consensys | Date: | Scope: Not recorded (see the report) | 1 open critical finding | Open · diligence.security |
| Fei Protocol Audit | Security firm: OpenZeppelin | Date: | Scope: Files named in the report | 5 critical findings, fixed | Open · blog.openzeppelin.com |
| Fei Protocol | Security firm: Consensys | Date: | Scope: Not recorded (see the report) | 2 open critical findings | Open · diligence.security |
Findings74
Statuses are the security firm’s own, from each report.
| Severity | Open | Acknowledged | Fixed |
|---|---|---|---|
| Critical | 1 | 0 | 6 |
| High | 6 | 0 | 2 |
| Medium | 16 | 0 | 5 |
| Low | 30 | 0 | 8 |
Critical[C01] Protocol does not support token decimalsFei Protocol Audit · OpenZeppelin · 2 Jul 2021Fixed
The report gives no description here.
Open the reportCritical[C01] Anyone can steal all the TRIBE tokens from the reward poolFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportCritical[C02] ETH can get stuck in the GenesisGroup contractFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportCritical[C03] Anyone can partially bypass the FEI sell penalty to earn a profitFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportCritical[C04] Users can claim unreleased rewards or have their funds lockedFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportCritical[C05] Anyone with enough liquidity to reach the maxGenesisPrice can make profit from genesisFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportHigh[H01] Users participating in Genesis can get fewer FEI and TRIBE than expectedFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportHigh[H02] Outdated oracle prices being used throughout the protocolFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportMedium[M04] ReserveStabilizer performs unsafe token transferFei Protocol Audit · OpenZeppelin · 2 Jul 2021Fixed
The report gives no description here.
Open the reportMedium[M02] Inverse price fetched from UniswapFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportShow 10 more
Medium[M03] Rounding errors in Roots library reduce FEI received from bonding curveFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportMedium[M04] Incorrect proposal and quorum thresholds for votingFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportMedium[M05] ETH and FEI can get locked in EthUniswapPCVDepositFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportLow[L02] ERC20 BondingCurve accepts ETHFei Protocol Audit · OpenZeppelin · 2 Jul 2021Fixed
The report gives no description here.
Open the reportLow[L03] Using old Solidity versionFei Protocol Audit · OpenZeppelin · 2 Jul 2021Fixed
The report gives no description here.
Open the reportLow[L05] Uninitialized global variableFei Protocol Audit · OpenZeppelin · 2 Jul 2021Fixed
The report gives no description here.
Open the reportLow[L06] Variable shadowing in ReserveStabilizerFei Protocol Audit · OpenZeppelin · 2 Jul 2021Fixed
The report gives no description here.
Open the reportLow[L01] Approved addresses can forfeit user rewardsFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportLow[L03] Core contract cannot allocate all Tribe tokensFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportLow[L05] Not checking for 0 addressesFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportShow 1 more
Low[L10] UniswapOracle does not allow overflowFei Protocol Audit · OpenZeppelin · 5 Feb 2021Fixed
The report gives no description here.
Open the reportContracts
No deployed address is recorded for these audits.
The reports name a repository or files. Open a report to see its scope.
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