Litecoin Network Suffers Denial-of-Service Attack, Successfully Reverses 13 Blocks
Late Friday and Saturday, a denial-of-service attack struck the Litecoin network, exploiting a vulnerability in its Mimblewimble Extension Block protocol and leading to a 13-block reorganization to reverse the damage. The attack, which occurred at a price of $54.96, rewound approximately 32 minutes of network activity. The vulnerability had been privately patched between March 19 and 26, but the …
April 26, 2026, 8:34 a.m.