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CVE-2026-26068

emp3r0r Agent-Controlled Metadata to Operator RCE (tmux Command Injection) PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
jm33-m0 / emp3r0raffected < 3.21.1

CWE

CWE-77, CWE-78

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.