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natachi

Security Researcher

Smart Contract Researcher

Contact Me

High

3

Total

Medium

9

Total

$1.92K

Total Earnings

#1286 All Time

13x

Payouts

regular

3x

Top 10

regular

4x

Top 25

regular

9x

Top 50

All

Sherlock

Code4rena

CodeHawks

Jun '26

DRE App - dreUSD

DRE App - dreUSD

3.36 USDC • Sherlock • natachi

#137

Mar '26

Chainlink Payment Abstraction V2

Chainlink Payment Abstraction V2

1,136.84 USDC • Code4rena • natachi

#6

Jan '26

Fluid DEX v2

Fluid DEX v2

160.51 USDC • 1 total finding • Sherlock • natachi

#11

medium

Stored token credits become unclaimable when Liquidity fallback is triggered

Flying Tulip

Flying Tulip

1.30 USDC • Sherlock • natachi

#207

Oct '25

Saffron Fixed Income Vaults

Saffron Fixed Income Vaults

0.59 USDC • Sherlock • natachi

#82

Sep '25

Super DCA Liquidity Network

Super DCA Liquidity Network

5.61 OP • 1 total finding • Sherlock • natachi

#45

high

Owner cannot collect fees from native ETH positions, causing permanent loss of fee revenue

Aug '25

Morpheus

Morpheus

6.61 USDC • 1 total finding • Code4rena • natachi

#10

medium

Same heartbeat for multiple price feeds is vulnerable

Jul '25

Mellow Flexible Vaults

Mellow Flexible Vaults

0.04 USDC • 1 total finding • Sherlock • natachi

#43

medium

Transfer whitelist validation uses incorrect boolean logic causing access control bypass

Feb '25

THORWallet

THORWallet

0.35 USDC • 1 total finding • Code4rena • natachi

#7

high

MergeTgt has no handling if TGT_TO_EXCHANGE is exceeded during the exchange period

Virtuals Protocol

Virtuals Protocol

203.73 USDC • Code4rena • natachi

#38

Core Contracts

Core Contracts

41.41 usdc • 6 total findings • CodeHawks • 0xnatachi

#203

high

Ineffective Time-Weighted Average Implementation in Fee Distribution

medium

Treasury Contract Deposit Function Can Be Frontrun To Deny Protocol Operations

medium

Workingsupply would always be overwritten in boostcontroller.sol impacting reward calculations

medium

Fee-on-transfer token handling issue in `Treasury::deposit` leads to permanent fund loss

medium

Multiple Token Management Lets Withdraw a Token Different than Deposited Token

medium

Unbounded Reward Accrual After Period End Enables Reward Manipulation Attacks

Dec '24

Alchemix Transmuter

Alchemix Transmuter

11.67 op • 1 total finding • CodeHawks • 0xnatachi

#27

medium

not adding `claimable` balance to the total assets in `_harvestAndReport` can cause losses.

Sep '24

Staking

Staking

349.41 USDC • CodeHawks • 0xnatachi

#30