Celo Contracts Audit – Release 5

OpenZeppelinFiles named in the report

Audit · firm’s term: audit

OpenZeppelin reviewed Celo (Celo Contracts Audit – Release 5) on 27 Aug 2021: 8 findings, 0 critical; 3 marked fixed, 1 acknowledged, 4 open.

No open critical findings
Open the reportOpen Celo’s security record

Report hosted on blog.openzeppelin.com.

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Findings8

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

SeverityOpenAcknowledgedFixed
Critical000
High001
Medium000
Low412
Low[L02] Exchanger cancellations can be front-runOpen

The report gives no description here.

Low[L03] Proposal might suffer compounded loss when cancelledOpen

The report gives no description here.

Low[L04] Approved proposals may be executed at any timeOpen

The report gives no description here.

Low[L05] Be careful of noncompliant ERC20’sOpen

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 (5)

  • packages/protocol/contracts/liquidity/GrandaMento.sol
  • packages/protocol/contracts/stability/StableTokenEUR.sol
  • packages/protocol/contracts/common/interfaces/IRegistry.sol
  • packages/protocol/contracts/stability/StableToken.sol
  • packages/protocol/contracts/stability/Reserve.sol

Part of Celo’s security record

Celo
Audits8 audits by 2 firmsLast audit Apr 2024, by Hexens.
Critical findingsNo open critical findingsAcross the 8 reports, 2 critical findings were reported. Each is marked fixed by the firm that reported it.
Open Celo’s security record

Security firm

OpenZeppelin

67 projects reviewed · 185 reports · latest Aug 2026

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