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Azure CVE-2026-21528

MEDIUM
Binding to an Unrestricted IP Address (CWE-1327)
2026-02-10 secure@microsoft.com
6.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
6.5 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:02 vuln.today
CVE Published
Feb 10, 2026 - 18:16 nvd
MEDIUM 6.5

DescriptionCVE.org

Binding to an unrestricted ip address in Azure IoT Explorer allows an unauthorized attacker to disclose information over a network.

AnalysisAI

Azure IoT Explorer binds to unrestricted IP addresses, enabling unauthenticated remote attackers to intercept and disclose sensitive information over the network. This vulnerability affects Azure IoT deployments where the Explorer tool is exposed without proper network segmentation. No patch is currently available, making network isolation the primary mitigation strategy.

Technical ContextAI

Affects Azure Iot Explorer. Binding to an unrestricted ip address in Azure IoT Explorer allows an unauthorized attacker to disclose information over a network.

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

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CVE-2026-21528 vulnerability details – vuln.today

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