Publisher excerpt
We found and reported a bug in Provenance Blockchain, a public proof-of-stake chain built on Cosmos SDK , that lets any user grant themselves admin control over marker accounts without holding a single token. Provenance covers a range of financial services, including on-chain tokenized loans, private equity tokens, bridged assets, and asset registries. Our bug affected 82 markers representing live financial assets on mainnet. We found the bug, which affects versions before 1.28.0, in March 2026, and reported it to Provenance on April 1. It was mitigated in PR #2627 (commit c81fd65 ), which sh…