Across Protocol security record

Arbitrum, Ethereum, Polygon (POS)across.toXGitHub

As of 30 Oct 2026, Across Protocol has 15 audit reports by 1 security firm on Trustblock; the latest is by OpenZeppelin, dated 12 May 2025. Those reports list no open critical findings.

Critical findings
No open critical findings
Across the 15 reports, 4 critical findings were reported. Each is marked fixed by the firm that reported it. See the findings
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Record last updated . It holds audits and findings, contracts and incidents up to Oct 2026. Trustblock does not review code.

Audits15

Newest first

AuditSecurity firmDateScopeCritical findingsReport
Across Protocol Diff Audit -Arbitrum CustomGasTokeSecurity firm: OpenZeppelinDate: Scope: Repository at commit f56146a1 critical finding, fixedOpen · blog.openzeppelin.com
Across AuditSecurity firm: OpenZeppelinDate: Scope: Repository at commit 5a0c67c1 critical finding, fixedOpen · blog.openzeppelin.com
SVM Spoke AuditSecurity firm: OpenZeppelinDate: Scope: Repository at commit 401e24cNo open critical findingsOpen · blog.openzeppelin.com
Across Protocol SVM Solidity AuditSecurity firm: OpenZeppelinDate: Scope: Repository at commit 7f0cedb1 critical finding, fixedOpen · blog.openzeppelin.com
Across Linea CCTP Diff AuditSecurity firm: OpenZeppelinDate: Scope: Repository at commit e5310e0No open critical findingsOpen · blog.openzeppelin.com
EVM Universal Adapter AuditSecurity firm: OpenZeppelinDate: Scope: Repository at commit 9b58d8eNo open critical findingsOpen · blog.openzeppelin.com
SVM Spoke Incremental AuditSecurity firm: OpenZeppelinDate: Scope: Repository at commit 71e990bNo open critical findingsOpen · blog.openzeppelin.com
SP1 Helios AuditSecurity firm: OpenZeppelinDate: Scope: Repository at commit 6d554b9No open critical findingsOpen · blog.openzeppelin.com
Across V3 and Oval Incremental AuditSecurity firm: OpenZeppelinDate: Scope: Files named in the reportNo open critical findingsOpen · blog.openzeppelin.com
UMA Accelerating Distributor Incremental AuditSecurity firm: OpenZeppelinDate: Scope: Files named in the reportNo open critical findingsOpen · blog.openzeppelin.com
Across V2 Incremental AuditSecurity firm: OpenZeppelinDate: Scope: Files named in the reportNo open critical findingsOpen · blog.openzeppelin.com
UMA Across V2 AuditSecurity firm: OpenZeppelinDate: Scope: Files named in the reportNo open critical findingsOpen · blog.openzeppelin.com
Across Token and Token Distributor AuditSecurity firm: OpenZeppelinDate: Scope: Files named in the reportNo open critical findingsOpen · blog.openzeppelin.com
UMA Across V2 AuditSecurity firm: OpenZeppelinDate: Scope: Files named in the report1 critical finding, fixedOpen · blog.openzeppelin.com
UMA Across V2 AuditSecurity firm: OpenZeppelinDate: Scope: Files named in the reportNo open critical findingsOpen · blog.openzeppelin.com

Findings91

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

SeverityOpenAcknowledgedFixed
Critical004
High203
Medium1318
Low51144
MediumOutdated SafeERC20 Contract Does Not Approve to Zero FirstAcross Protocol Diff Audit -Arbitrum CustomGasToke · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
MediumOveruse of emit_cpi! Macro for Event LoggingSVM Spoke Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
MediumConfiguration update retroactively impacts users rewardsUMA Accelerating Distributor Incremental Audit · OpenZeppelin · 29 Jan 2024Acknowledged

The report gives no description here.

Open the report
LowFloating PragmaAcross Protocol Diff Audit -Arbitrum CustomGasToke · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowPotential Locked ETH in Arbitrum_CustomGasToken_AdapterAcross Protocol Diff Audit -Arbitrum CustomGasToke · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowPotentially Mutable Variable Treated as ImmutableAcross Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowEvents Emitted Without State ChangeSVM Spoke Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowInconsistent Route Enabling ValidationSVM Spoke Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowMishandling of Exclusivity Deadline Greater Than 1 YearSVM Spoke Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowPausing Mechanism May Be Slow in Emergency ScenariosSVM Spoke Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

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Show 4 more
LowLack of Unit Tests for ERC-7683Across Protocol SVM Solidity Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowDouble Relay of a rootBundle Is PossibleEVM Universal Adapter Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowUnverified SOURCE_CHAIN_ID in Universal_SpokePool ConstructorEVM Universal Adapter Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report
LowSP1Helios Contract Can End Up UnupdatableSP1 Helios Audit · OpenZeppelin · 12 May 2025Acknowledged

The report gives no description here.

Open the report

Contracts

No deployed address is recorded for these audits.

The reports name a repository or files. Open a report to see its scope.

The repositories and files the reports name

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