What’s Vulnerable › Vulnerabilities

CVE-2026-26121: Azure IOT Explorer Spoofing Vulnerability

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-10 · updated 2026-06-19
• Weakness: CWE-918

Description

Server-side request forgery (ssrf) in Azure IoT Explorer allows an unauthorized attacker to perform spoofing over a network.

Affected products

• Microsoft Azure IoT Explorer: before 0.15.14 — fixed in 0.15.14
• Microsoft Azure IoT Explorer: from 1.0.0 before 0.15.14 — fixed in 0.15.14

How to fix

Upgrade to a fixed version: Microsoft Azure IoT Explorer 0.15.14; Microsoft Azure IoT Explorer 0.15.14. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26121

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