Compound Open Oracle Audit

OpenZeppelinFiles named in the report

Audit · firm’s term: audit

OpenZeppelin reviewed Compound (Compound Open Oracle Audit) on 11 Feb 2020: 9 findings, 0 critical; none marked fixed.

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

Report hosted on blog.openzeppelin.com.

Trustblock does not review code.

Findings9

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

SeverityOpenAcknowledgedFixed
Critical000
High100
Medium400
Low400
High[H01] Inconsistencies in stored data may lead to incorrect median priceOpen

The report gives no description here.

Medium[M01] Potentially inaccurate median price during sudden, extreme, price variationsOpen

The report gives no description here.

Medium[M02] Lack of minimum sample size requirement for official price calculationOpen

The report gives no description here.

Medium[M03] Function put allows storing invalid signed dataOpen

The report gives no description here.

Medium[M04] Oracle might fail if anchor price is not updated fast enoughOpen

The report gives no description here.

Low[L01] Commented out codeOpen

The report gives no description here.

Low[L02] Lack of indexed parameters in eventsOpen

The report gives no description here.

Low[L03] Incomplete docstringsOpen

The report gives no description here.

Low[L04] Use of magic constantsOpen

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 (4)

  • contracts/OpenOracleData.sol
  • contracts/OpenOracleView.sol
  • contracts/OpenOraclePriceData.sol
  • contracts/DelFiPrice.sol

Part of Compound’s security record

Compound
Audits21 audits by 4 firmsLast audit Jul 2026, by ChainSecurity.
Critical findings1 open critical findingReported in “Compound Comprehensive Protocol Audit” by OpenZeppelin, Mar 2022. Not marked fixed in that report.
IncidentIncident 29 Sep 2021Source: De.Fi incident database.
Open Compound’s security record

Security firm

OpenZeppelin

67 projects reviewed · 184 reports · latest Aug 2026

See OpenZeppelin’s audits

Something wrong on this page? A missing report, a wrong date, a finding that was fixed since. Tell us and we check it against its source.

Tell us