XPower / ERC20 + ERC1155 + Staking

HackenRepository at commit bd660e1

Audit

Hacken reviewed XPower (XPower / ERC20 + ERC1155 + Staking) on 12 Jan 2024: 14 findings, 1 critical; 13 marked fixed, 1 open.

1 critical finding, fixed
Open XPower’s security record

The original report was removed from its address (seen 29 Oct 2026).

Trustblock does not review code.

Findings14

Statuses are the security firm’s own, from its report.

SeverityOpenAcknowledgedFixed
Critical001
High002
Medium000
Low1010
CriticalExtended Validity of Block Hashes in XPower Contract Leads to Inflation VulnerabilityFixed

The report gives no description here.

HighInadequate Handling of NFT Transfers and Restaking in XPowerPpt.sol Impacts Reward AccumulationFixed

The report gives no description here.

HighReward Accumulation Issue in MoeTreasury Contract Affecting Restaking and Transfers of XPowerPpt NFTsFixed

The report gives no description here.

LowFloating PragmaFixed

The report gives no description here.

LowForced Migration in Token ContractsFixed

The report gives no description here.

LowInefficient Gas Usage in burnBatch() Function Due to Redundant Operations of the XPowerNft.sol contractFixed

The report gives no description here.

LowInefficient Handling of Zero Amount in XPowerPpt NFT Transfers and UnstakesFixed

The report gives no description here.

LowInefficient NFT ID Migration Logic in NftMigratable.sol Leads to Unnecessary Gas UsageFixed

The report gives no description here.

LowLack of Events in Key FunctionsFixed

The report gives no description here.

LowLack of Zero Amount Check in NFT Staking FunctionsFixed

The report gives no description here.

Show 3 more
LowPotential Forced Unstaking in unstake() and unstakeBatch() Functions During MigrationFixed

The report gives no description here.

LowRedundant Assert Statements in init() Function of XPower ContractFixed

The report gives no description here.

LowVariable Shadowing in Inherited Contracts Leads to Ambiguity in APower and SovMigratableFixed

The report gives no description here.

Contracts in scope

No deployed address is recorded for this audit.

The report names a repository or files. Open the report to see its scope.

Repository and files the report names (40)

  • https://github.com/blackhan-software/xpower-hh/contracts/libs/Constants.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/APower.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/base/URIMalleable.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/libs/Integrator.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/base/FeeTracker.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/base/NftMigratable.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/libs/Array.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/XPower.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/base/Migratable.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/base/NftRoyalty.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/libs/Polynomials.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/libs/Power.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/base/Supervised.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/NftTreasury.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/libs/Rpp.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/XPowerPpt.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/libs/Nft.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/MoeTreasury.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/base/NftBase.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • https://github.com/blackhan-software/xpower-hh/contracts/XPowerNft.sol at commit bd660e12ee394e736d1a65f4d2282ed16df21756
  • Supervised.sol
  • NftRoyalty.sol
  • XPowerNft.sol
  • Integrator.sol
  • Power.sol
  • Nft.sol
  • XPowerPpt.sol
  • Polynomials.sol
  • Array.sol
  • NftBase.sol
  • Constants.sol
  • URIMalleable.sol
  • NftMigratable.sol
  • MoeTreasury.sol
  • FeeTracker.sol
  • APower.sol
  • NftTreasury.sol
  • Migratable.sol
  • XPower.sol
  • Rpp.sol

Part of XPower’s security record

XPower
Audits1 audit by 1 firmLast audit Jan 2024, by Hacken.
Critical findingsNo open critical findingsIn that report, 1 critical finding was reported. It is marked fixed by the firm that reported it.
Open XPower’s security record

Security firm

Hacken

343 projects reviewed · 476 reports · latest Sep 2026

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