MyBB is a technology platform tracked across 2 threat clusters and 2 intelligence report mentions on ThreatCluster. First observed January 10, 2026; most recent activity July 1, 2026.
MyBB is a free, open-source PHP-based forum software used to build and host online communities. It is widely deployed across hobbyist and professional sites, and breaches of such forums can expose user credentials and other data, enabling credential stuffing and other cybercriminal activity. The recent BreachForums data leak, exposing 324,000 accounts, illustrates how large-scale forum breaches contribute to the threat landscape in cybersecurity.
An anonymous researcher known as Bikini has released exploit code for over a dozen zero-day vulnerabilities affecting 15 popular open-source projects, including the Linux kernel and Libssh2. The exploits were disclosed…
BreachForums, a hacking forum known for trading stolen data, has experienced a data breach that resulted in the leak of its user database. This incident has compromised the accounts of approximately 324,000 users,…