Core Blockchain (@Coredao_Org) has disclosed an unexpected issue in which a small number of validators are receiving more block rewards than the protocol intends, raising questions about its
Core Blockchain (@Coredao_Org) has disclosed an unexpected issue in which a small number of validators are receiving more block rewards than the protocol intends, raising questions about its reward issuance mechanism even as the team moves quickly to contain the problem.
According to Core's network status update, the anomaly is confined to reward issuance and does not affect network security or user funds. The team says it has identified the root cause and has already begun mitigation measures. A full post-mortem will be published once the issue is resolved.
The excess rewards appear to be a protocol-level issuance problem rather than a validator security breach. That distinction matters: under Core's Satoshi Plus consensus, validators receive a combination of transaction fees and newly minted $CORE tokens through the blockchain's inflation policy.Currently, 90% of rewards are allocated to validators and 10% are distributed to the System Reward Contract. Any drift from those parameters in the issuance layer would directly cause some validators to receive outsized payouts.
Understanding the normal reward flow helps put the bug in context. Validators receive rewards in $CORE tokens for participating in Core's consensus mechanism and producing blocks, with rewards distributed at the end of each round, approximately every 24 hours.Each validator receives rewards proportional to the number of blocks it produces, and in the long term all stable validators are expected to receive approximately equal shares, since block production is uniformly distributed. A bug that breaks that symmetry, giving some validators more than their proportional share, would distort incentives across the network even if it leaves security intact.
Core has not specified how many validators are affected or the scale of the excess issuance. The network's commitment to a post-mortem suggests it plans to be transparent about both the root cause and any remediation steps, including whether over-issued rewards will be clawed back or otherwise accounted for.
The incident is a reminder that reward issuance logic, though often treated as routine bookkeeping, sits at the heart of a blockchain's economic design. Getting it wrong, even temporarily, can have lasting effects on validator behaviour and token supply.
Sources:Core DAO Official Documentation: Validator Rewards in the Core EcosystemCore DAO Official Documentation: Validators on the Core Network
