CVE-2025-1055 is a vulnerability tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed June 16, 2026; most recent activity June 16, 2026.
The DragonForce ransomware group has been observed using a custom malware, Backdoor.Turn, to conceal command-and-control (C&C) traffic within Microsoft Teams' relay infrastructure. This sophisticated technique allows…