Issues

• V2 script tests fail on about half the runs when run together

  circlefin/evm-cctp-contracts#123 · Filter by author awss1i opened on Oct 18, 2026
  1

• Integration tests and Mythril CI jobs can't download solc from solc-bin.ethereum.org

  circlefin/evm-cctp-contracts#121 · Filter by author awss1i opened on Oct 18, 2026
  1

• DeployImplementationsV2 reverts on a chain that already runs V2

  circlefin/evm-cctp-contracts#119 · Filter by author awss1i opened on Oct 16, 2026
  1

• README V2 deploy steps miss env vars that DeployProxiesV2 reads

  circlefin/evm-cctp-contracts#117 · Filter by author awss1i opened on Oct 12, 2026
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• CCTP V2: Linea → Polygon transfer stuck 380+ days!! destinationCaller never called receiveMessage (Junction Exchange completely unresponsive)

  circlefin/evm-cctp-contracts#114 · Filter by author Abir2021 opened on Aug 29, 2026
  1

• Gas optimization opportunities in TokenMessenger.sol ~$49K/month at current volume

  circlefin/evm-cctp-contracts#112 · Filter by author NthMOMENT opened on Jun 18, 2026

• docs: TokenMessengerV2.depositForBurnWithHook — minFinalityThreshold values are undocumented per chain, leaving developers to guess

  circlefin/evm-cctp-contracts#111 · Filter by author osr21 opened on Jun 15, 2026
  4

• bug: Arc Testnet (domain 26) attestations not returned by public IRIS API — depositForBurnWithHook flows are blocked without a bridge workaround

  circlefin/evm-cctp-contracts#110 · Filter by author osr21 opened on Jun 15, 2026
  6

• EMERGENCY: CCTP Transfer Stuck 3+ Hours - USDC Not Arriving on Polygon

  circlefin/evm-cctp-contracts#106 · Filter by author longlongcao2-cmd opened on Apr 22, 2026
  5

• TokenMessengerV2 is not up to date with onchain contracts

  circlefin/evm-cctp-contracts#104 · Filter by author tnquanghuy0512 opened on Mar 4, 2026
  2

• msg.sender within event DepositForBurn can be misleading

  circlefin/evm-cctp-contracts#65 · Filter by author 0xhowen opened on May 27, 2025
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• CCTP Mint Still Stuck for 36+ Hours After Burn from Base to Arbitrum

  circlefin/evm-cctp-contracts#64 · Filter by author YevheniiCrypto opened on May 21, 2025
  2

• Feature Request: interface for TokenMessenger contract

  circlefin/evm-cctp-contracts#63 · Filter by author dv3-000 opened on May 15, 2025
  3

• Unique ID enabling matches between source (Burn) and destination (mint)

  circlefin/evm-cctp-contracts#62 · Filter by author walter-cavinaw opened on May 14, 2025

• Support EURC on CCTP

  circlefin/evm-cctp-contracts#61 · Filter by author fedekunze opened on Apr 25, 2025
  1