Onchain Data

Web3 Security

Litecoin's 13-Block Reorg Wasn't a 'Zero-Day': GitHub Shows Fix Was Ready Five Weeks Earlier

Litecoin rolled back 13 blocks — about 32 minutes of chain history — after attackers exploited a MWEB consensus bug. The Litecoin Foundation called it a zero-day, but CoinDesk found the fix was privately developed between March 19 and 26.

Web3

Litecoin Rolls Back 13 Blocks After MWEB Privacy Layer Exploit

A zero-day in Litecoin's MimbleWimble Extension Block let attackers slip an invalid MWEB peg-out past outdated mining nodes, triggering a 13-block reorg that wiped roughly three hours of history.