Authentication Bypass in Rust IoT Platform

CVE-2026-71277

What is CVE-2026-71277?

The Rust IoT Platform's AuthToken request-guard implementation has a significant security flaw where it verifies the presence of the Authorization HTTP header but fails to check its actual value against any valid session, token store or signature. This oversight allows an attacker to bypass authentication by using arbitrary Authorization headers, potentially gaining unauthorized access to endpoints that are only protected by this guard. To mitigate this vulnerability, it is crucial to implement robust validation mechanisms that check the validity of the Authorization header against established session or token parameters.

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