Vulnerability in Microsoft Azure Iot Explorer
CVE-2026-23661
Cleartext transmission of sensitive information in Azure IoT Explorer allows an unauthorized attacker to disclose information over a network.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (53.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000
Affected products
- Microsoft Azure Iot Explorer — versions 1.0.0
- Microsoft Azure Iot Explorer
Weakness classification (CWE)
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23661 (vendor-advisory, Patch, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-23661?
- CVE-2026-23661 is a high-severity vulnerability in Microsoft Azure Iot Explorer, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2026-03-10.
- How severe is CVE-2026-23661?
- High severity. CVSS v3 base score is 7.5 out of 10.