Cudy WR3000: Hard-coded JWT Secret to Root Command Injection
Posted by Nir Yehoshua on Aug 19Hello Full Disclosure list, Cipher Security Labs has published details for two vulnerabilities
affecting Cudy WR3000 hardware revision 2.0 running firmware before
version 2.5.24. CVE-2026-71960 - Hard-coded JWT Secret Authentication Bypass
Severity: Critical, CVSS 9.3 The device firmware contains a hard-coded HMAC signing secret used by
the Mosquitto MQTT JWT authentication plugin. Because the secret can
be recovered from the firmware image,...