Authorization bypass through user-controlled key in RUGGEDCOM CROSSBOW - CVE-2026-89202
Published: October 14, 2026
Vulnerability identifier: #VU155734
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-89202
CWE-ID: CWE-639
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to the affected devices do not properly perform authorization checks for device disconnection requests. A remote user can perform a denial of service (DoS) attack.
Affected software
RUGGEDCOM CROSSBOW
How to mitigate CVE-2026-89202
Install updates from vendor's website.
RUGGEDCOM CROSSBOW - update to 6.0