UNK_MassTraction is a threat campaign tracked across 1 threat cluster and 3 intelligence report mentions on ThreatCluster. First observed July 7, 2026; most recent activity July 14, 2026.
A suspected China-aligned threat group, tracked as UNK_MassTraction, has been exploiting vulnerabilities in Roundcube mail servers at U.S. and Canadian universities since May 2026. The campaign targets physics and…