Related Threat Clusters

Critical Litecoin Update Released After Zero-Day Exploit Incident
The Litecoin team released Core version 0.21.5.5 on May 7, 2026, addressing a zero-day exploit that allowed a denial-of-service (DoS) attack affecting major mining pools. This vulnerability stemmed from a critical…

2 articles · Updated May 8, 2026
Litecoin Faces 13-Block Reorganization Due to Zero-Day Vulnerability Exploitation
On April 25, 2026, Litecoin experienced a significant 13-block chain reorganization after attackers exploited a zero-day vulnerability in its MimbleWimble Extension Block (MWEB) protocol. The vulnerability allowed…

27 articles · Updated April 25, 2026

Recent Intelligence Reports

Critical Litecoin Update Released After Zero-Day Exploit Incident — U.Today · May 7, 2026
Litecoin Addresses Zero-Day Vulnerability and Releases Security Update — Kucoin · April 26, 2026
Litecoin says its 13-block reorg was not a 'zero-day, but GitHub commit history shows otherwise — Cryptonews · April 26, 2026
Litecoin Attack: Researchers Challenge 'Zero-Day' Claim with GitHub Proof — Whalesbook · April 26, 2026

51% Attack DDoS Denial of Service Denial-of-Service Zero-day Exploit Litecoin Litecoin Foundation NEAR Foundation Cwe-190 - Integer Overflow Or Wraparound T1499 - Endpoint Denial of Service MWEB MWEB Protocol