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CVE-2026-26201

HIGH CVSS: 7.5 Published: 2026-02-19 Modified: 2026-06-17

Description

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 issue.

Affected Platforms

Jm33-M0 Emp3R0R

Weakness Type

CWE-362, CWE-663

References