Azure IoT Explorer Information Disclosure Vulnerability
Priority MEDIUM 41CWE-923Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from Microsoft.
Summary
Improper restriction of communication channel to intended endpoints in Azure IoT Explorer allows an unauthorized attacker to disclose information over a network.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01129 66th percentileScored 2026-11-07
Fix Fixed Azure IoT Explorer (Microsoft): 0.15.13
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Azure IoT Explorer (Microsoft) Fixed in 0.15.13
Vendor assessments
Microsoft
Microsoft's page for this CVE →
- Impact
- Information Disclosure
- Exploited
- No
- Publicly disclosed
- No
- Exploitability
- Exploitation Less Likely
| Product | Status | Plan or fix |
|---|---|---|
| Azure IoT Explorer | Fixed | 0.15.13 · Source Code (.zip) |
| Azure IoT Explorer | Fixed | 0.15.13 · Source Code (tar.gz) |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-23664
- 2026-10-03 Alias added: GHSA-rf49-wjfj-qp4h
References
More Microsoft Azure Iot Explorer vulnerabilities
- TI-2026-21115 Azure IOT Explorer Spoofing Vulnerability CVSS 3.1HIGH 7.5
- TI-2026-19054 Azure IoT Explorer Information Disclosure Vulnerability CVSS 3.1HIGH 7.5
- TI-2026-19053 Azure IoT Explorer Information Disclosure Vulnerability CVSS 3.1HIGH 7.5
- TI-2026-17381 Azure IoT Explorer Information Disclosure Vulnerability CVSS 3.1MEDIUM 6.5
Sources
- CVE-2026-23664 · CVE Program
- CVE-2026-23664 · NVD
- FIRST EPSS
- GHSA-rf49-wjfj-qp4h · GitHub Advisory Database · CC BY 4.0
- CVE-2026-23664 · Microsoft Security Update Guide
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences