lidofinance/core

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Lido DAO smart contracts

Stars: 497
Forks: 286
Open beginner issues: 0
Indexed issues: 36
Avg merge: 1d 6h
Merged PRs (30d): 8

Dominant language: TypeScript
License: GPL-3.0
Last GitHub push: Sep 17, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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36 open issues indexed

Invalid BLS signatures can permanently burn unguaranteed deposit ETH Open

vaults

Difficulty 4/5 3-5 days Newbie friendliness 45/100

lidofinance/core#1963 · 1 comment · Opened Sep 9, 2026
Enabling fees after a zero-rate reconnect leaves accrual permanently suppressed Open

vaults

Difficulty 4/5 3-5 days Newbie friendliness 55/100

lidofinance/core#1952 · 1 comment · 1 reaction · Opened Aug 31, 2026
A guardian pause signature can be replayed after owner unpause Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

lidofinance/core#1947 · Opened Aug 27, 2026
Inflated staking limit remains frozen when recovery is zero Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

lidofinance/core#1822 · 2 comments · Opened May 21, 2026
The same thing is for withdrawals here. It should be `withdrawalReserve`, I think. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

lidofinance/core#1810 · 1 comment · Opened May 6, 2026
For consideration, maybe it's worth to save the old name "depositedValidators" it looks like it's better describe the essence here. Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

lidofinance/core#1809 · 1 comment · Opened May 6, 2026
We need an explicit note here that `beaconValidators` are not reflecting the CL state anymore and set to be always `depositedValidators` Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

lidofinance/core#1808 · 1 comment · Opened May 6, 2026
I'm not sure we need it. Looks it does nothing. The getter will return 0 anyway or (fresh deposits if it happened after the refSlot) Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

lidofinance/core#1806 · 1 comment · Opened May 6, 2026
Looks like comment is mixed up, shoule be high (CL pending balance) and low (CL validators balance)? Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

lidofinance/core#1805 · 1 comment · Opened May 6, 2026
`concat`, `SSZ`, and `BLS12_381` are imported but not used anywhere in this file. Removing unused imports reduces compiler warnings and keeps the test helper easier to maintain. Open

Difficulty 1/5 Under an hour Newbie friendliness 76/100

lidofinance/core#1804 · 1 comment · Opened May 6, 2026
[Bug]: CRITICAL: Unrestricted Validator Top-Up Allows Permissionless NOs to Drain Vault Liquidity Open

bug

Difficulty 5/5 Over a week Newbie friendliness 30/100

lidofinance/core#1718 · 1 comment · Opened Mar 16, 2026
[Feature Request]: Move LidoTemplate of the contracts to tooling Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

lidofinance/core#1711 · 1 reaction · Opened Mar 13, 2026
[Bug]: `findCheckpointHints` reverts after `NOT_FOUND` hint Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

lidofinance/core#1632 · 2 reactions · Opened Jan 13, 2026
[test]: Integration: AccountingOracle extra data full items Open

tests

Difficulty 4/5 3-5 days Newbie friendliness 35/100

lidofinance/core#1624 · Opened Dec 29, 2025
[test]: Bad debt internalization should affect finalization share rate Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

lidofinance/core#1621 · Opened Dec 24, 2025
[chore]: proveUnknownValidatorsToPDG must validate _witnesses length Open

polishing refactoring

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

lidofinance/core#1618 · 1 comment · Opened Dec 16, 2025
[TechDebt]: TWG & Verifier — post Triggerable Withdrawals review cleanup Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

lidofinance/core#1505 · Opened Oct 13, 2025
[TechDebt]: VEBO — post Triggerable Withdrawals review cleanup Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

lidofinance/core#1503 · Opened Oct 13, 2025
[Bug]: Solidity 0.4.24 allocates more memory than needed Open

audit bug vaults

Difficulty 4/5 3-5 days Newbie friendliness 45/100

lidofinance/core#1443 · 2 reactions · Opened Sep 14, 2025
[Feature Request]: Synchronous updates for stVaults together with the AccountingOracle reports (on subscription) Open

enhancement vaults

Difficulty 5/5 Over a week Newbie friendliness 20/100

lidofinance/core#1418 · Opened Sep 4, 2025
Possible out-of-gas errors in `HashConsensus.sol::_submitReport()` due to unbounded `_reportVariantsLength` Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

lidofinance/core#1379 · 3 reactions · Opened Aug 14, 2025
[Feature Request]: Add wake detect action to CI workflows Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 30/100

lidofinance/core#846 · Opened Sep 4, 2024
[Feature Request]: Add selectors collision check to CI pipeline Open

enhancement wontfix

Difficulty 5/5 Over a week Newbie friendliness 25/100

lidofinance/core#847 · 1 comment · Opened Sep 4, 2024
[Feature Request]: Restore bytecode check CI workflow Open

enhancement wontfix

Difficulty 3/5 1-2 days Newbie friendliness 38/100

lidofinance/core#848 · Opened Sep 4, 2024
invariant_lockedEthDecreasesOnClaim failed Open

tests

Difficulty 4/5 3-5 days Newbie friendliness 25/100

lidofinance/core#850 · 1 comment · Opened Jul 18, 2024
Manipulating stake allocation between modules Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

lidofinance/core#839 · Opened Jun 28, 2024
Move integration/scenario tests for protocol to this repo Open

tests

lidofinance/core#851 · 1 assignee · Opened May 27, 2024
Improve precision for the `PositiveTokenRebaseLimiter` library Open

bug enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

lidofinance/core#835 · Opened May 4, 2024
Mark Packed64x4.sol as Unsafe or Deprecated Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

lidofinance/core#833 · 1 comment · 8 reactions · Opened Apr 17, 2024
Don't assign MANAGE_NODE_OPERATOR_ROLE to voting upon scratch deploy Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

lidofinance/core#813 · 1 comment · Opened Nov 28, 2023
Potential withdrawal request griefing vector via `permit` front-running Open

bug next upgrade

lidofinance/core#803 · 3 comments · 1 assignee · Opened Nov 10, 2023
Steal of shares using `transferSharesFrom` due to math rounding issues Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

lidofinance/core#796 · 2 comments · 12 reactions · Opened Oct 11, 2023
Account's `stETH` balance getting lower on 1 or 2 wei due to rounding down integer math Open

next upgrade

Difficulty 5/5 Over a week Newbie friendliness 25/100

lidofinance/core#442 · 4 comments · 11 reactions · Opened Jul 7, 2022
100% test coverage Open

next upgrade tests

Difficulty 5/5 Over a week Newbie friendliness 25/100

lidofinance/core#432 · Opened May 26, 2022
Unify natspec asterisks identation Open

next upgrade polishing

Difficulty 3/5 1-2 days Newbie friendliness 42/100

lidofinance/core#420 · 1 comment · Opened May 18, 2022
Use DepositSecurityModule contract instead of EOA in scenario tests Open

next upgrade

Difficulty 4/5 3-5 days Newbie friendliness 35/100

lidofinance/core#359 · Opened Oct 11, 2021

lidofinance/core

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