github onflow/flow-go v0.45.0
29th Jan 2026 - Height Coordinated Upgrade on Mainnet28 at Block Height 140478444

latest release: v0.45.1
10 hours ago

What's Changed

Move ledger to standalone service

Stricter transaction verification

  • Transactions must now include signatures only from accounts serving as payer, proposer, or authorizer. Transactions containing extra or redundant signatures from non-role accounts will be rejected by the FVM and Access API.

BFT

Data Availability

Flow EVM

  • Truncate amount on COA.withdraw call to maximum Flow token vault precision by @m-Peter in #6877
  • Apply any given SetCodeAuthorization list to DryCall by @m-Peter in #8160
  • Fix EVM gas overflow in FVM - port from internal by @janezpodhostnik in #8181
  • Always enable EVM in FVM by @turbolent in #8211
  • Add support for ABI encoding/decoding Cadence structs as tuples by @turbolent in #8259
  • Add functionality to restrict EOAs from accessing EVM by @m-Peter in #8310
  • Improve error handling for Cadence Arch precompiles by @m-Peter in #8341
  • Check for integer overflow when reading ABI encoded bytes by @m-Peter in #8357
  • Update to latest ethereum/go-ethereum version by @m-Peter in #8360
  • Handle empty RLP list in Cadence Arch verifyCOAOwnershipProof() by @m-Peter in #8361

FVM

Collection node decentralization

Storage

Storehouse

Cadence

Testing

CI

New Contributors

Full Changelog: v0.44.19...v0.45.0

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