CVE-2026-21528: CWE-1327: Binding to an Unrestricted IP Address in Microsoft Azure IoT Explorer
Binding to an unrestricted ip address in Azure IoT Explorer allows an unauthorized attacker to disclose information over a network.
AI Analysis
Technical Summary
This vulnerability involves Azure IoT Explorer binding to an unrestricted IP address, which can lead to unauthorized information disclosure over the network. It is identified as CWE-1327 and affects version 1.0.0 of the product. The CVSS 3.1 base score is 6.5, indicating a medium severity level with network attack vector, low complexity, no privileges required, and no user interaction needed. Microsoft has released an official fix and manages remediation for this cloud service.
Potential Impact
An attacker can exploit this vulnerability to disclose information over the network without requiring privileges or user interaction. The impact is limited to confidentiality and integrity, with no impact on availability. There are no known active exploits in the wild.
Mitigation Recommendations
Microsoft has provided an official fix for this vulnerability. Since Azure IoT Explorer is a cloud service, Microsoft manages the remediation server-side. Users should refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21528 for confirmation and ensure their service instances are updated accordingly.
CVE-2026-21528: CWE-1327: Binding to an Unrestricted IP Address in Microsoft Azure IoT Explorer
Description
Binding to an unrestricted ip address in Azure IoT Explorer allows an unauthorized attacker to disclose information over a network.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves Azure IoT Explorer binding to an unrestricted IP address, which can lead to unauthorized information disclosure over the network. It is identified as CWE-1327 and affects version 1.0.0 of the product. The CVSS 3.1 base score is 6.5, indicating a medium severity level with network attack vector, low complexity, no privileges required, and no user interaction needed. Microsoft has released an official fix and manages remediation for this cloud service.
Potential Impact
An attacker can exploit this vulnerability to disclose information over the network without requiring privileges or user interaction. The impact is limited to confidentiality and integrity, with no impact on availability. There are no known active exploits in the wild.
Mitigation Recommendations
Microsoft has provided an official fix for this vulnerability. Since Azure IoT Explorer is a cloud service, Microsoft manages the remediation server-side. Users should refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21528 for confirmation and ensure their service instances are updated accordingly.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-12-30T18:10:54.847Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Is Cloud Service
- true
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21528","vendor":"Microsoft"}]
Threat ID: 698b76074b57a58fa120a6bc
Added to database: 2/10/2026, 6:16:39 PM
Last enriched: 5/12/2026, 5:15:42 AM
Last updated: 5/21/2026, 9:26:31 PM
Views: 127
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