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0xapple

Security Researcher

Independent Security Researcher | 🛠️ Breaking contracts to build trust

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High

Total

Medium

Total

$7.17K

Total Earnings

#790 All Time

13x

Payouts

7x

Top 10

10x

Top 25

12x

Top 50

All

Sherlock

Code4rena

Mar '26

Chainlink Payment Abstraction V2

3,430 USDC • 1 total finding • Code4rena • 0xApple

medium

Finding not yet public.

Intuition

340.67 USDC • 1 total finding • Code4rena • 0xApple

medium

Finding not yet public.

Jan '26

OpenCover Insured Vaults

96.38 USDC • Sherlock • 0xapple

#20

Flying Tulip

503.13 USDC • Sherlock • 0xapple

#38

Nov '25

SukukFi

0 USDC • 2 total findings • Code4rena • 0xApple

high

Missing access control in `WERC7575Vault` allows unauthorized withdrawals

medium

The unregistering of vaults can be DoSed by a malicious user.

Sep '25

Summer.fi - governance v2

9.82 USDC • 1 total finding • Sherlock • 0xapple

medium

Reward Calculation Rounding to Zero in `StakingRewardsManagerBase`

Ammplify

293.63 USDC • 3 total findings • Sherlock • 0xapple

#22

high

Mismatch in Tree Index Calculation Causes Stuck Funds in MakerFacet

medium

Unnecessary JIT Penalty Application in NFTManager.sol burnAsset Function

medium

Unchecked Underflow in TreeTickLib Causes Transaction Revert in Route Creation

Jul '25

Malda

432.07 USDC • 2 total findings • Sherlock • 0xapple

#23

medium

Rebalancers will face transaction rejections for valid transfers in `Rebalancer.sol`

medium

Locked Refunded Funds in AcrossBridge.sol

Mellow Flexible Vaults

1,404.58 USDC • 1 total finding • Sherlock • 0xapple

high

Excessive Share Minting in FeeManager Due to Incorrect Performance Fee Calculation

DeBank

9.06 USDC • Sherlock • 0xapple

#79

Jun '25

Symbiotic Relay

398.89 USDC • 1 total finding • Sherlock • 0xapple

#10

medium

Unregistered, Blacklisted, or Jailed Operators Retain Voting Power in VotingPowerProvider

DODO Cross-Chain DEX

206.80 USDC • 1 total finding • Sherlock • 0xapple

#30

high

Token Mismatch Vulnerability in Cross-Chain Swap and Withdraw

Apr '25

Aegis.im YUSD

45.94 OP • 1 total finding • Sherlock • 0xapple

high

Incorrect fee handling will cause YUSD stablecoin inflation in the redeem contract