CVE-2026-26068 – emp3r0r Agent-Controlled Metadata to Operator RCE (tmux Command Injection)

CVE ID : CVE-2026-26068

Published : Feb. 12, 2026, 10:01 p.m. | 26 minutes ago

Description : 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 is fixed in 3.21.1.

Severity: 0.0 | NA

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