CVE-2026-26121: Azure IOT Explorer Spoofing Vulnerability

Overview

Severity

High (CVSS 7.5)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Category

Spoofing

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-Mar

Released

2026-03-10

EPSS Score

0.10% (percentile: 26.8%)

Description

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

Affected Products (1)

Azure

• Azure IoT Explorer

Security Updates (2)

• Release Notes
• Release Notes

Acknowledgments

<a href="https://www.linkedin.com/in/hay-mizrachi/">Hay Mizrachi</a> with <a href="https://microsoft.com/">Microsoft</a>

Revision History

• 2026-03-10: Information published.