Flow is a layer-1 blockchain that aims to be fast, decentralized, and developer-oriented. It is designed as the foundation to power games, apps, and the associated digital assets.
Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
Contract ownership is not renounced (belongs to a wallet)
TransparentUpgradeableProxy.constructor(address,address,bytes)._admin (#346) shadows:
- TransparentUpgradeableProxy._admin() (#439-445) (function)
BEP20UpgradeableProxy.constructor(address,address,bytes).admin (#475) shadows:
- TransparentUpgradeableProxy.admin() (#383-385) (function)
Rename the local variables that shadow another component.
Additional information: link
TransparentUpgradeableProxy.upgradeToAndCall(address,bytes).newImplementation (#429) lacks a zero-check on :
- (success) = newImplementation.delegatecall(data) (#432)
UpgradeableProxy.constructor(address,bytes)._logic (#255) lacks a zero-check on :
- (success) = _logic.delegatecall(_data) (#260)
Check that the address is not zero.
Additional information: link
Modifier TransparentUpgradeableProxy.ifAdmin() (#366-372) does not always execute _; or revert
All the paths in a modifier must execute _ or revert.
Additional information: link
Proxy._delegate(address) (#23-43) uses assembly
- INLINE ASM (#25-42)
Address.isContract(address) (#114-123) uses assembly
- INLINE ASM (#121)
Address._functionCallWithValue(address,bytes,uint256,string) (#207-228) uses assembly
- INLINE ASM (#220-223)
UpgradeableProxy._implementation() (#280-286) uses assembly
- INLINE ASM (#283-285)
UpgradeableProxy._setImplementation(address) (#301-310) uses assembly
- INLINE ASM (#307-309)
TransparentUpgradeableProxy._admin() (#439-445) uses assembly
- INLINE ASM (#442-444)
TransparentUpgradeableProxy._setAdmin(address) (#450-457) uses assembly
- INLINE ASM (#454-456)
Do not use evm assembly.
Additional information: link
Different versions of Solidity is used:
- Version used: ['^0.6.0', '^0.6.2']
- ^0.6.0 (#5)
- ^0.6.2 (#91)
- ^0.6.0 (#235)
- ^0.6.0 (#317)
- ^0.6.0 (#470)
Use one Solidity version.
Additional information: link
Address._functionCallWithValue(address,bytes,uint256,string) (#207-228) is never used and should be removed
Address.functionCall(address,bytes) (#167-169) is never used and should be removed
Address.functionCall(address,bytes,string) (#177-179) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#192-194) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#202-205) is never used and should be removed
Address.sendValue(address,uint256) (#141-147) is never used and should be removed
Proxy._implementation() (#49) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version^0.6.0 (#5) allows old versions
Pragma version^0.6.2 (#91) allows old versions
Pragma version^0.6.0 (#235) allows old versions
Pragma version^0.6.0 (#317) allows old versions
Pragma version^0.6.0 (#470) allows old versions
solc-0.6.4 is not recommended for deployment
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.
Additional information: link
Low level call in Address.sendValue(address,uint256) (#141-147):
- (success) = recipient.call{value: amount}() (#145)
Low level call in Address._functionCallWithValue(address,bytes,uint256,string) (#207-228):
- (success,returndata) = target.call{value: weiValue}(data) (#211)
Low level call in UpgradeableProxy.constructor(address,bytes) (#255-263):
- (success) = _logic.delegatecall(_data) (#260)
Low level call in TransparentUpgradeableProxy.upgradeToAndCall(address,bytes) (#429-434):
- (success) = newImplementation.delegatecall(data) (#432)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence
Additional information: link
Average 30d PancakeSwap liquidity is less than $100. Token is either dead or inactive.
Average 30d PancakeSwap volume is less than $100. Token is either dead or inactive.
Average PancakeSwap trading volume, liqudity, number of swaps are extremely low. Token seems to be dead.
Average 30d number of PancakeSwap swaps is low.
Unable to find Blog account (Reddit or Medium)
Unable to find Discord account