Litecoin says 13-block reorg was not a 'zero-day' attack, GitHub commit history shows otherwise

Litecoin's foundation called the weekend exploit a zero-day. The litecoin-project GitHub repository shows the consensus vulnerability was privately patched between March 19 and 26, more than four weeks before the attack.

source https://www.coindesk.com/markets/2026/04/26/litecoin-says-its-13-block-reorg-was-not-a-zero-day-but-github-commit-history-shows-otherwise