GO-2026-4361 Inconsistencies between how commit signatures are verified and how block time is derived in github.com/cometbft/cometbft

Inconsistencies between how commit signatures are verified and how block time is derived in github.com/cometbft/cometbft...

CometBFT has inconsistencies between how commit signatures are verified and how block time is derived

CSA-2026-001: Tachyon Description Name: CSA-2026-001: Tachyon Criticality: Critical Catastrophic Impact; Possible Likelihood per ACMv1.2 Affected versions: All versions of CometBFT Affected users: Validators and protocols relying on block timestamps Description A consensus-level vulnerability was...