Kleros V2
Certora reviewed Kleros (Kleros V2) on 19 Dec 2025: 15 findings, 0 critical; 8 marked fixed, 5 acknowledged, 2 open.
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Findings18
Statuses are the security firm’s own, from its report.
| Severity | Open | Acknowledged | Fixed |
|---|---|---|---|
| Critical | 0 | 0 | 0 |
| High | 1 | 0 | 1 |
| Medium | 1 | 3 | 4 |
| Low | 0 | 2 | 3 |
HighAnyone can inflate totalStaked without depositing tokensFixed
The report gives no description here.
MediumChange of court parameters can disrupt ongoing disputesFixed
The report gives no description here.
MediumInflated totalStaked accountingFixed
The report gives no description here.
MediumMalicious arbitrated contract can DoS executeRuling and prevent feeFixed
The report gives no description here.
MediumTied rounds make everyone coherent in >=3 choice disputesFixed
The report gives no description here.
LowMissing staleness check to calculate dispute feesFixed
The report gives no description here.
LowMissing whenNotPaused modifier in core functionsFixed
The report gives no description here.
LowStake reward bypasses maxStakePerJuror limit in setStakeReward()Fixed
The report gives no description here.
Contracts in scope
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Part of Kleros’s security record
KlerosSecurity firm
Certora29 projects reviewed · 56 reports · latest Aug 2026
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