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hildingr

Security Researcher

Lead Senior Watson at @SherlockDefi

Contact Me

High

15

Total

Medium

2

Solo

24

Total

$125.30K

Total Earnings

#80 All Time

15x

Payouts

gold

2x

1st Places

silver

2x

2nd Places

bronze

2x

3rd Places

All

Sherlock

Code4rena

Jul '25

Rain | Stellar - July 28th

Rain | Stellar - July 28th

Collaborative Audit • Sherlock • monrel

May '25

Native Smart Contract V2

Native Smart Contract V2

17,838.61 USDC • Sherlock • hildingr

gold

Findings not publicly available for private contests.

Apr '25

Aegis.im YUSD

Aegis.im YUSD

8,885.77 OP • 2 total findings • Sherlock • hildingr

silver

high

Fee is not paid by user when redeeming, issue leads to decreased collaterilization ratio

medium

Rejected and withdraw request are not removed from currentPeriodTotalAmount

Mar '25

Symmio, Staking and Vesting

Symmio, Staking and Vesting

8.90 USDC • 2 total findings • Sherlock • hildingr

#16

medium

Users can not convert SYMM to LP

medium

Rewards can be pushed forward by dusting notifyRewardAmount

Feb '25

Blend V2 Audit + Certora Formal Verification

Blend V2 Audit + Certora Formal Verification

7,272.47 USDC • 3 total findings • Code4rena • monrel

bronze

high

Potentially sensitive issue - disclosed privately

medium

1.Potentially sensitive issue - disclosed privately

medium

Removal of pool from reward zone does not allow gulping emissions which were already distributed in the past

Jul '24

LoopFi

LoopFi

804.13 USDC • 2 total findings • Code4rena • monrel

#21

high

Debt position interest is compounded while pool interest is simple causing inconsistency b/w `expectedLiquidity_` and `availableLiquidity_`

medium

`PoolV3#repayCreditAccount()` use incorrect share converting function to calculate profit and loss

MakerDAO Endgame

MakerDAO Endgame

22,356.32 USDC • Sherlock • hildingr

#5

Mar '24

Taiko

Taiko

39,108.58 USDC • 6 total findings • Code4rena • monrel

gold

high

Taiko L1 - Proposer can maliciously cause loss of funds by forcing someone else to pay prover's fee

high

Validity and contests bond ca be incorrectly burned for the correct and ultimately verified transition

high

Gas issuance is inflated and will halt the chain or lead to incorrect base fee

medium

First block proposer check in the `LibProposing._isProposerPermitted` function is errorneous

medium

Bridge watcher can forge arbitrary message and drain bridge

medium

A recalled ERC20 bridge transfer can lock tokens in the bridge

Feb '24

Rio Network

Rio Network

3,535.89 USDC • 5 total findings • Sherlock • monrel

#6

high

Epoch is not incremented when withdrawing from EigenLayer

medium

Users can circumvent slashing penalties by front-running EigenLayer updates

medium

Slashing penalty is unfairly paid by a subset of users if a deficit is accumulated.

medium

Incorrect calculation of available shares lead to locked funds

medium

ETH withdrawers do not earn yield while waiting for a withdrawal

Jan '24

Decent

Decent

726.15 USDC • 1 total finding • Code4rena • monrel

#13

medium

Permanent loss of tokens if swap data gets outdated

Nov '23

Panoptic

Panoptic

5,503.88 USDC • 1 total finding • Code4rena • monrel

bronze

high

Attacker can steal all fees from SFPM in pools with ERC777 tokens.

May '23

Index

Index

13,999.45 USDC • 5 total findings • Sherlock • hildingr

silver

high

Wrong LTV and threshold LTV when in E-Mode

medium

Delevering can be blocked by other positions

medium

Operator is blocked when sequencer is down on Arbitrum

medium

Oracle Price miss matched when E-mode uses single oracle

medium

Ripcord can be pulled when the sequencer is down

Apr '23

JOJO Exchange

JOJO Exchange

2,856.41 USDC • 2 total findings • Sherlock • monrel

#4

medium

Blacklisted user can front-run liquidation and block liquidation of unsafe position

medium

Liquidator can steal collateral by buying NFTs from a liquidated user

Teller

Teller

310.52 USDC • 3 total findings • Sherlock • monrel

#20

medium

Unauthorized users can accept loans due to faulty update of commitmentBorrowerList

medium

Market owner can change fees to 100% and collect the majority of the principal

medium

Transfer-on-fee/deflationary tokens can lock collateral and cause a borrower to default.

Mar '23

Asymmetry contest

Asymmetry contest

22.21 USDC • 2 total findings • Code4rena • monrel

#100

high

An attacker can manipulate the preDepositvePrice to steal from other users.

high

`WstEth` derivative assumes a ~1=1 peg of stETH to ETH

Feb '23

Carapace

Carapace

2,072.49 USDC • 5 total findings • Sherlock • monrel

#10

high

Protection buyers can exploit renewal functionality to enable and disable protection and as a result pay much less premium

high

Protection buyers can receive protection during their final payment period without paying for it

high

Anybody can front-run accruePremium..() and receive rewards as if they had provided protection since last accrual

high

withdrawlRequests and totalSTokenRequested are not updated when sTokens are transferred

medium

Buyers of protection can be protected in the first 90 days without paying a premium