WIFEDOGE Token

wifedoge.addLiquidity(uint256,uint256) (#848-861) sends eth to arbitrary user
Dangerous calls:
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
Ensure that an arbitrary user cannot withdraw unauthorized funds.

Additional information: link

Reentrancy in wifedoge._transfer(address,address,uint256) (#767-808):
External calls:
- swapAndLiquify(contractTokenBalance) (#795)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#839-845)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#795)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (#807)
- _rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity) (#718)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#886)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#895)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#632)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#906)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#887)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#897)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#907)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#634)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- _rTotal = _rTotal.sub(rFee) (#673)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- _tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity) (#720)
- _tOwned[sender] = _tOwned[sender].sub(tAmount) (#631)
- _tOwned[sender] = _tOwned[sender].sub(tAmount) (#905)
- _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount) (#896)
- _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount) (#633)
Apply the check-effects-interactions pattern.

Additional information: link

Combination 1: Reentrancy vulnerabilities + Functions that send Ether to arbitraty destination. Usual for scams. May be justified by some complex mechanics (e.g. rebase, reflections). DYOR & manual audit are advised.

Unable to verify that contract auditor is trusted: Certik, Quantstamp, Hacken, Solidity, Paladinsec, Openzeppelin, Verichains

Redundant expression "this (#103)" inContext (#97-106)
Remove redundant statements if they congest code but offer no value.

Additional information: link

totalSupply() should be declared external:
- wifedoge.totalSupply() (#534-536)
claimTokens() should be declared external:
- wifedoge.claimTokens() (#724-726)
excludeFromReward(address) should be declared external:
- wifedoge.excludeFromReward(address) (#607-615)
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#194-197)
transfer(address,uint256) should be declared external:
- wifedoge.transfer(address,uint256) (#543-546)
setSwapAndLiquifyEnabled(bool) should be declared external:
- wifedoge.setSwapAndLiquifyEnabled(bool) (#664-667)
transferFrom(address,address,uint256) should be declared external:
- wifedoge.transferFrom(address,address,uint256) (#557-561)
excludeFromFee(address) should be declared external:
- wifedoge.excludeFromFee(address) (#640-642)
setMaxTxPercent(uint256) should be declared external:
- wifedoge.setMaxTxPercent(uint256) (#660-662)
approve(address,uint256) should be declared external:
- wifedoge.approve(address,uint256) (#552-555)
isExcludedFromReward(address) should be declared external:
- wifedoge.isExcludedFromReward(address) (#573-575)
increaseAllowance(address,uint256) should be declared external:
- wifedoge.increaseAllowance(address,uint256) (#563-566)
name() should be declared external:
- wifedoge.name() (#522-524)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#200-204)
geUnlockTime() should be declared external:
- Ownable.geUnlockTime() (#206-208)
reflectionFromToken(uint256,bool) should be declared external:
- wifedoge.reflectionFromToken(uint256,bool) (#590-599)
allowance(address,address) should be declared external:
- wifedoge.allowance(address,address) (#548-550)
totalFees() should be declared external:
- wifedoge.totalFees() (#577-579)
deliver(uint256) should be declared external:
- wifedoge.deliver(uint256) (#581-588)
decimals() should be declared external:
- wifedoge.decimals() (#530-532)
unlock() should be declared external:
- Ownable.unlock() (#219-224)
decreaseAllowance(address,uint256) should be declared external:
- wifedoge.decreaseAllowance(address,uint256) (#568-571)
symbol() should be declared external:
- wifedoge.symbol() (#526-528)
lock(uint256) should be declared external:
- Ownable.lock(uint256) (#211-216)
setNumTokensSellToAddToLiquidity(uint256) should be declared external:
- wifedoge.setNumTokensSellToAddToLiquidity(uint256) (#656-658)
isExcludedFromFee(address) should be declared external:
- wifedoge.isExcludedFromFee(address) (#755-757)
includeInFee(address) should be declared external:
- wifedoge.includeInFee(address) (#644-646)
Use the external attribute for functions never called from the contract.

Additional information: link

wifedoge.includeInReward(address) (#617-628) has costly operations inside a loop:
- _excluded.pop() (#624)
Use a local variable to hold the loop computation result.

Additional information: link

wifedoge.addLiquidity(uint256,uint256) (#848-861) ignores return value by uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
Ensure that all the return values of the function calls are used.

Additional information: link

wifedoge.allowance(address,address).owner (#548) shadows:
- Ownable.owner() (#183-185) (function)
wifedoge._approve(address,address,uint256).owner (#759) shadows:
- Ownable.owner() (#183-185) (function)
Rename the local variables that shadow another component.

Additional information: link

wifedoge.setTaxFeePercent(uint256) (#648-650) should emit an event for:
- _taxFee = taxFee (#649)
wifedoge.setNumTokensSellToAddToLiquidity(uint256) (#656-658) should emit an event for:
- numTokensSellToAddToLiquidity = swapNumber * 10 ** _decimals (#657)
wifedoge.setLiquidityFeePercent(uint256) (#652-654) should emit an event for:
- _liquidityFee = liquidityFee (#653)
wifedoge.setMaxTxPercent(uint256) (#660-662) should emit an event for:
- _maxTxAmount = maxTxPercent * 10 ** _decimals (#661)
Emit an event for critical parameter changes.

Additional information: link

wifedoge.constructor(string,string,uint256,uint256,uint256,uint256,uint256,uint256,address,address).tokenOwner (#491) lacks a zero-check on :
- _owner = tokenOwner (#517)
Check that the address is not zero.

Additional information: link

Reentrancy in wifedoge.swapAndLiquify(uint256) (#810-828):
External calls:
- swapTokensForEth(half) (#819)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#839-845)
- addLiquidity(otherHalf,newBalance) (#825)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#825)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
State variables written after the call(s):
- addLiquidity(otherHalf,newBalance) (#825)
- _allowances[owner][spender] = amount (#763)
Reentrancy in wifedoge.transferFrom(address,address,uint256) (#557-561):
External calls:
- _transfer(sender,recipient,amount) (#558)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#839-845)
External calls sending eth:
- _transfer(sender,recipient,amount) (#558)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
State variables written after the call(s):
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,ERC20: transfer amount exceeds allowance)) (#559)
- _allowances[owner][spender] = amount (#763)
Reentrancy in wifedoge._transfer(address,address,uint256) (#767-808):
External calls:
- swapAndLiquify(contractTokenBalance) (#795)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#839-845)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#795)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (#807)
- _liquidityFee = _previousLiquidityFee (#752)
- _liquidityFee = 0 (#747)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- _previousLiquidityFee = _liquidityFee (#744)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- _previousTaxFee = _taxFee (#743)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- _tFeeTotal = _tFeeTotal.add(tFee) (#674)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- _taxFee = _previousTaxFee (#751)
- _taxFee = 0 (#746)
Apply the check-effects-interactions pattern.

Additional information: link

Reentrancy in wifedoge.transferFrom(address,address,uint256) (#557-561):
External calls:
- _transfer(sender,recipient,amount) (#558)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#839-845)
External calls sending eth:
- _transfer(sender,recipient,amount) (#558)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#764)
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,ERC20: transfer amount exceeds allowance)) (#559)
Reentrancy in wifedoge.swapAndLiquify(uint256) (#810-828):
External calls:
- swapTokensForEth(half) (#819)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#839-845)
- addLiquidity(otherHalf,newBalance) (#825)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#825)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#764)
- addLiquidity(otherHalf,newBalance) (#825)
- SwapAndLiquify(half,newBalance,otherHalf) (#827)
Reentrancy in wifedoge._transfer(address,address,uint256) (#767-808):
External calls:
- swapAndLiquify(contractTokenBalance) (#795)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#839-845)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#795)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#853-860)
Event emitted after the call(s):
- Transfer(sender,recipient,tTransferAmount) (#890)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- Transfer(sender,recipient,tTransferAmount) (#910)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- Transfer(sender,recipient,tTransferAmount) (#900)
- _tokenTransfer(from,to,amount,takeFee) (#807)
- Transfer(sender,recipient,tTransferAmount) (#637)
- _tokenTransfer(from,to,amount,takeFee) (#807)
Apply the check-effects-interactions pattern.

Additional information: link

Ownable.unlock() (#219-224) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(now > _lockTime,Contract is locked until 7 days) (#221)
Avoid relying on block.timestamp.

Additional information: link

Address.isContract(address) (#112-119) uses assembly
- INLINE ASM (#117)
Address._functionCallWithValue(address,bytes,uint256,string) (#151-170) uses assembly
- INLINE ASM (#162-165)
Do not use evm assembly.

Additional information: link

Address.sendValue(address,uint256) (#122-128) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#141-143) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#91-94) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#146-149) is never used and should be removed
Context._msgData() (#102-105) is never used and should be removed
SafeMath.mod(uint256,uint256) (#87-89) is never used and should be removed
Address._functionCallWithValue(address,bytes,uint256,string) (#151-170) is never used and should be removed
Address.isContract(address) (#112-119) is never used and should be removed
Address.functionCall(address,bytes,string) (#136-138) is never used and should be removed
Address.functionCall(address,bytes) (#131-133) is never used and should be removed
Remove unused functions.

Additional information: link

Low level call in Address.sendValue(address,uint256) (#122-128):
- (success) = recipient.call{value: amount}() (#126)
Low level call in Address._functionCallWithValue(address,bytes,uint256,string) (#151-170):
- (success,returndata) = target.call{value: weiValue}(data) (#155)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

Additional information: link

Variable wifedoge._taxFee (#462) is not in mixedCase
Variable wifedoge._maxTxAmount (#474) is not in mixedCase
Function IUniswapV2Pair.PERMIT_TYPEHASH() (#263) is not in mixedCase
Variable wifedoge._liquidityFee (#465) is not in mixedCase
Function IUniswapV2Pair.MINIMUM_LIQUIDITY() (#280) is not in mixedCase
Function IUniswapV2Pair.DOMAIN_SEPARATOR() (#262) is not in mixedCase
Variable Ownable._owner (#175) is not in mixedCase
Contract wifedoge (#440-917) is not in CapWords
Parameter wifedoge.setSwapAndLiquifyEnabled(bool)._enabled (#664) is not in mixedCase
Parameter wifedoge.calculateLiquidityFee(uint256)._amount (#734) is not in mixedCase
Function IUniswapV2Router01.WETH() (#302) is not in mixedCase
Parameter wifedoge.calculateTaxFee(uint256)._amount (#728) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Variable wifedoge.reflectionFromToken(uint256,bool).rTransferAmount (#596) is too similar to wifedoge._getTValues(uint256).tTransferAmount (#686)
Variable wifedoge._transferBothExcluded(address,address,uint256).rTransferAmount (#630) is too similar to wifedoge._getTValues(uint256).tTransferAmount (#686)
Variable wifedoge._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#694) is too similar to wifedoge._transferFromExcluded(address,address,uint256).tTransferAmount (#904)
Variable wifedoge.reflectionFromToken(uint256,bool).rTransferAmount (#596) is too similar to wifedoge._transferToExcluded(address,address,uint256).tTransferAmount (#894)
Variable wifedoge._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#694) is too similar to wifedoge._transferBothExcluded(address,address,uint256).tTransferAmount (#630)
Variable wifedoge._transferToExcluded(address,address,uint256).rTransferAmount (#894) is too similar to wifedoge._transferFromExcluded(address,address,uint256).tTransferAmount (#904)
Variable wifedoge._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#694) is too similar to wifedoge._transferToExcluded(address,address,uint256).tTransferAmount (#894)
Variable wifedoge._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#694) is too similar to wifedoge._getValues(uint256).tTransferAmount (#678)
Variable wifedoge._getValues(uint256).rTransferAmount (#679) is too similar to wifedoge._transferStandard(address,address,uint256).tTransferAmount (#885)
Variable wifedoge._getValues(uint256).rTransferAmount (#679) is too similar to wifedoge._transferBothExcluded(address,address,uint256).tTransferAmount (#630)
Variable wifedoge._transferToExcluded(address,address,uint256).rTransferAmount (#894) is too similar to wifedoge._transferToExcluded(address,address,uint256).tTransferAmount (#894)
Variable wifedoge._transferStandard(address,address,uint256).rTransferAmount (#885) is too similar to wifedoge._getValues(uint256).tTransferAmount (#678)
Variable wifedoge._transferFromExcluded(address,address,uint256).rTransferAmount (#904) is too similar to wifedoge._getTValues(uint256).tTransferAmount (#686)
Variable wifedoge._transferBothExcluded(address,address,uint256).rTransferAmount (#630) is too similar to wifedoge._transferStandard(address,address,uint256).tTransferAmount (#885)
Variable wifedoge._transferBothExcluded(address,address,uint256).rTransferAmount (#630) is too similar to wifedoge._transferToExcluded(address,address,uint256).tTransferAmount (#894)
Variable wifedoge._transferStandard(address,address,uint256).rTransferAmount (#885) is too similar to wifedoge._transferToExcluded(address,address,uint256).tTransferAmount (#894)
Variable wifedoge._getValues(uint256).rTransferAmount (#679) is too similar to wifedoge._getTValues(uint256).tTransferAmount (#686)
Variable wifedoge._transferBothExcluded(address,address,uint256).rTransferAmount (#630) is too similar to wifedoge._transferFromExcluded(address,address,uint256).tTransferAmount (#904)
Variable wifedoge._getValues(uint256).rTransferAmount (#679) is too similar to wifedoge._transferToExcluded(address,address,uint256).tTransferAmount (#894)
Variable wifedoge._transferToExcluded(address,address,uint256).rTransferAmount (#894) is too similar to wifedoge._getTValues(uint256).tTransferAmount (#686)
Variable wifedoge.reflectionFromToken(uint256,bool).rTransferAmount (#596) is too similar to wifedoge._transferFromExcluded(address,address,uint256).tTransferAmount (#904)
Variable wifedoge._getValues(uint256).rTransferAmount (#679) is too similar to wifedoge._getValues(uint256).tTransferAmount (#678)
Variable wifedoge.reflectionFromToken(uint256,bool).rTransferAmount (#596) is too similar to wifedoge._getValues(uint256).tTransferAmount (#678)
Variable wifedoge._transferToExcluded(address,address,uint256).rTransferAmount (#894) is too similar to wifedoge._getValues(uint256).tTransferAmount (#678)
Variable wifedoge._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#694) is too similar to wifedoge._getTValues(uint256).tTransferAmount (#686)
Variable wifedoge._transferToExcluded(address,address,uint256).rTransferAmount (#894) is too similar to wifedoge._transferStandard(address,address,uint256).tTransferAmount (#885)
Variable wifedoge._getValues(uint256).rTransferAmount (#679) is too similar to wifedoge._transferFromExcluded(address,address,uint256).tTransferAmount (#904)
Variable wifedoge._transferStandard(address,address,uint256).rTransferAmount (#885) is too similar to wifedoge._transferFromExcluded(address,address,uint256).tTransferAmount (#904)
Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#307) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#308)
Variable wifedoge._transferFromExcluded(address,address,uint256).rTransferAmount (#904) is too similar to wifedoge._getValues(uint256).tTransferAmount (#678)
Variable wifedoge._transferFromExcluded(address,address,uint256).rTransferAmount (#904) is too similar to wifedoge._transferFromExcluded(address,address,uint256).tTransferAmount (#904)
Variable wifedoge._transferStandard(address,address,uint256).rTransferAmount (#885) is too similar to wifedoge._getTValues(uint256).tTransferAmount (#686)
Variable wifedoge._transferFromExcluded(address,address,uint256).rTransferAmount (#904) is too similar to wifedoge._transferBothExcluded(address,address,uint256).tTransferAmount (#630)
Variable wifedoge._transferStandard(address,address,uint256).rTransferAmount (#885) is too similar to wifedoge._transferBothExcluded(address,address,uint256).tTransferAmount (#630)
Variable wifedoge.reflectionFromToken(uint256,bool).rTransferAmount (#596) is too similar to wifedoge._transferBothExcluded(address,address,uint256).tTransferAmount (#630)
Variable wifedoge.reflectionFromToken(uint256,bool).rTransferAmount (#596) is too similar to wifedoge._transferStandard(address,address,uint256).tTransferAmount (#885)
Variable wifedoge._transferToExcluded(address,address,uint256).rTransferAmount (#894) is too similar to wifedoge._transferBothExcluded(address,address,uint256).tTransferAmount (#630)
Variable wifedoge._transferBothExcluded(address,address,uint256).rTransferAmount (#630) is too similar to wifedoge._transferBothExcluded(address,address,uint256).tTransferAmount (#630)
Variable wifedoge._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#694) is too similar to wifedoge._transferStandard(address,address,uint256).tTransferAmount (#885)
Variable wifedoge._transferStandard(address,address,uint256).rTransferAmount (#885) is too similar to wifedoge._transferStandard(address,address,uint256).tTransferAmount (#885)
Variable wifedoge._transferBothExcluded(address,address,uint256).rTransferAmount (#630) is too similar to wifedoge._getValues(uint256).tTransferAmount (#678)
Variable wifedoge._transferFromExcluded(address,address,uint256).rTransferAmount (#904) is too similar to wifedoge._transferToExcluded(address,address,uint256).tTransferAmount (#894)
Variable wifedoge._transferFromExcluded(address,address,uint256).rTransferAmount (#904) is too similar to wifedoge._transferStandard(address,address,uint256).tTransferAmount (#885)
Prevent variables from having similar names.

Additional information: link

Average 30d PancakeSwap liquidity is less than $100. Token is either dead or inactive.

Average 30d number of PancakeSwap swaps is less than 1. Token is either dead or inactive.

Token is deployed only at one blockchain

Average 30d PancakeSwap volume is low.

Average PancakeSwap trading volume, liqudity, number of swaps are low. Token seems to be inactive.

Contract has 2% buy tax and 1% sell tax.
Taxes are low and contract ownership is renounced.

Token is not listed at Mobula.Finance

Additional information: link

Token has relatively low CoinGecko rank

Token has relatively low CoinMarketCap rank