Jm33-M0 Emp3R0R vulnerabilities

CVE-2026-26068 [CRITICAL] CWE-77 CVE-2026-26068: emp3r0r is a stealth-focused C2 designed by Linux users for Linux environments. Prior to 3.21.1, unt emp3r0r is a stealth-focused C2 designed by Linux users for Linux environments. Prior to 3.21.1, untrusted agent metadata (Transport, Hostname) is accepted during check-in and later interpolated into tmux shell command strings executed via /bin/sh -c. This enables command injection and remote code execution on the operator host. This vulnerability

CVE-2026-26201 [HIGH] CWE-362 CVE-2026-26201: emp3r0r is a C2 designed by Linux users for Linux environments. Prior to version 3.21.2, multiple sh emp3r0r is a C2 designed by Linux users for Linux environments. Prior to version 3.21.2, multiple shared maps are accessed without consistent synchronization across goroutines. Under concurrent activity, Go runtime can trigger `fatal error: concurrent map read and map write`, causing C2 process crash (availability loss). Version 3.21.2 fixes this issu