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Miggo AIRoot Cause AnalysisThe vulnerability description for CVE-2026-51760 explicitly names 'informSyncUpgfw' as the function with incorrect access control. This function is responsible for triggering firmware updates. The attack vector involves sending a crafted MQTT message to the 'cs_broker' component, which then allows unauthenticated attackers to trigger the 'informSyncUpgfw' function. Therefore, 'informSyncUpgfw' is the core vulnerable function due to the missing access control checks that would prevent unauthorized firmware updates. While 'cs_broker' is the component that processes the malicious input, 'informSyncUpgfw' is the specific function that performs the sensitive, unauthorized action. Without access to the source code or a specific patch, the exact file path and full function signature (with namespace) cannot be determined, but the function name itself is clearly identified.
informSyncUpgfwN/A (firmware binary)