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Sparrow_Jac

Security Researcher

Contact Me

High

4

Total

Medium

5

Total

$310.00

Total Earnings

#1682 All Time

5x

Payouts

regular

3x

Top 50

All

Sherlock

Jul '25

Mellow Flexible Vaults

Mellow Flexible Vaults

213.35 USDC • 3 total findings • Sherlock • Sparrow_Jac

#26

high

Compromised signer will execute unauthorized actions

medium

Disallowed token permanently locks existing balances

medium

Transfer whitelist blocks good transfers and allows bad ones

DeBank

DeBank

15.07 USDC • Sherlock • Sparrow_Jac

#74

May '25

LEND

LEND

23.82 USDC • 2 total findings • Sherlock • Sparrow_Jac

#64

high

Incorrect Token/Amount in Cross-Chain Liquidation Repayment

medium

# Flawed Logic in Borrow Function's Secondary Liquidity Check

Apr '25

Burve

Burve

54.68 USDC • 2 total findings • Sherlock • Sparrow_Jac

#27

high

`removeValueSingle` protocol fee bypass allows users to withdraw full amount (no tax deducted)

high

Netting Bug in E4626.sol commit Function

Dec '24

Oku's New Order Types Contract Contest

Oku's New Order Types Contract Contest

4.01 OP • 2 total findings • Sherlock • Sparrow_Jac

#35

medium

Inverted Price Staleness Check in PythOracle Accepts Stale Prices

medium

Denial of Service Risk due to Improper Use of `safeApprove()`