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IoT CVE-2026-23664

HIGH
Improper Restriction of Communication Channel to Intended Endpoints (CWE-923)
2026-03-10 secure@microsoft.com
IoT Azure Azure Iot Explorer
7.5
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
Patch released
Mar 12, 2026 - 19:31 nvd
Patch available
CVE Published
Mar 10, 2026 - 18:18 nvd
HIGH 7.5

DescriptionNVD

Improper restriction of communication channel to intended endpoints in Azure IoT Explorer allows an unauthorized attacker to disclose information over a network.

AnalysisAI

Azure IoT Explorer fails to properly restrict communication to intended endpoints, enabling unauthenticated attackers to intercept and disclose sensitive information over the network. The vulnerability requires no user interaction and can be exploited remotely with a CVSS score of 7.5. …

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RemediationAI

Within 24 hours: Identify all instances of Azure IoT Explorer in production and development environments and assess which handle sensitive IoT device data. Within 7 days: Deploy the available vendor patch across all affected systems, prioritizing production environments first. …

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CVE-2026-23664 vulnerability details – vuln.today
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