CVE-2026-89206: Medium severity Siemens Ruggedcom Crossbow vulnerability
A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V6.0). Affected devices do not properly perform server-side authorization checks for requests to modify the state of scheduled actions. This could allow an authenticated attacker with minimal privileges to retry, stop, or delete scheduled tasks without proper authorization.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
RUGGEDCOM CROSSBOWto a version that resolves this vulnerability.Fixed in V6.0
Event History
Frequently Asked Questions
Which deployments are affected?
Siemens RUGGEDCOM CROSSBOW devices running versions earlier than V6.0 are affected. Devices at V6.0 or later are not identified as affected by the provided information.
What access does an attacker need to exploit this issue?
An attacker must already be authenticated with a minimal-privilege account. No user interaction is required, and the attacker can retry, stop, or delete scheduled tasks.