Submission Details
Severity:
Voters can sign unsent transactions and then use the function RankedChoice::rankCandidates
Summary
Voters can decide to sign unsent transaction leaving others to pay for them, and then to change their mind and to vote using the RankedChoice::rankCandidates
Vulnerability Details
Missing check
Impact
Gas paid by others to submit unsent transactions onchain
Tools Used
manual review
Recommendations
Add proper check so that voters have to choose only one, of the 2 methods to vote.
Rewards breakdown
nSLOC
140This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
Live
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