Litecoin ($LTC) experienced a double‑spend attempt earlier this year that was stopped by a 13‑block reorganization, highlighting a critical flaw in its blockchain.
Patch Deployment Across the Network
Developers issued a free software update nearly two months ago to block the transaction type used in April’s attack. Monitoring data shows that fewer than 30 % of reachable Litecoin nodes have applied the fix, leaving the majority vulnerable to similar exploits. The most common software version, v0.21.4, runs on approximately 39 % of nodes, most of which are non‑min