Litecoin Zero-Day Vulnerability Exploited in DoS Attack, Disrupts Major Mining Pools

A zero-day flaw in Litecoin's MWEB implementation was actively exploited to inject invalid transactions into unpatched nodes, disrupting major mining pools and enabling unauthorized peg-outs to third-party DEXs; the Litecoin team responded with a 13-block reorganization to remove illegitimate transactions and released a patch, reporting no loss of user funds and urging immediate node upgrades.