Submission Details
Severity:
Corupted upgradability pattern in `Nexus.sol`
Summary
Absence of storage gaps in the Nexus contract
Vulnerability Details
The absence of upgradable storage can be serious issue regarding future upgradability
Impact
This is a serious issue, because after the first upgrade, the storage messes up, which leads to total crash of the system's logic
Tools Used
Manual Review
Recommendations
Add storage gap in the Nexus like this:
+uint256[50] private __gap;
Updates
Lead Judging Commences
0xnevi 11 months ago
Submission Judgement Published Reason: Known issue
Assigned finding tags:
finding-storage-gap
Invalid [known issue [Low-11]](https://github.com/Cyfrin/2024-07-biconomy/issues/1)
Prize pool breakdown
Total prize
30,000 USDC
nSLOC
1,43321 USDC / LOC
25,000 USDC
2,750 USDC
2,250 USDC
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