MSRC_CVE-2026-23664
Vulnerability from csaf_microsoft - Published: 2026-03-10 07:00 - Updated: 2026-03-10 07:00Summary
Azure IoT Explorer Information Disclosure Vulnerability
Notes
Additional Resources
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer
The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
Customer Action
Required. The vulnerability documented by this CVE requires customer action to resolve.
{
"document": {
"acknowledgments": [
{
"names": [
"\u003ca href=\"https://www.linkedin.com/in/hay-mizrachi/\"\u003eHay Mizrachi\u003c/a\u003e with \u003ca href=\"https://microsoft.com/\"\u003eMicrosoft\u003c/a\u003e"
]
}
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"distribution": {
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"tlp": {
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"text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
"title": "Additional Resources"
},
{
"category": "legal_disclaimer",
"text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
"title": "Disclaimer"
},
{
"category": "general",
"text": "Required. The vulnerability documented by this CVE requires customer action to resolve.",
"title": "Customer Action"
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],
"publisher": {
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"contact_details": "secure@microsoft.com",
"name": "Microsoft Security Response Center",
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"references": [
{
"category": "self",
"summary": "CVE-2026-23664 Azure IoT Explorer Information Disclosure Vulnerability - HTML",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23664"
},
{
"category": "self",
"summary": "CVE-2026-23664 Azure IoT Explorer Information Disclosure Vulnerability - CSAF",
"url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-23664.json"
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"url": "https://www.first.org/cvss"
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"title": "Azure IoT Explorer Information Disclosure Vulnerability",
"tracking": {
"current_release_date": "2026-03-10T07:00:00.000Z",
"generator": {
"date": "2026-03-10T17:04:31.776Z",
"engine": {
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"id": "msrc_CVE-2026-23664",
"initial_release_date": "2026-03-10T07:00:00.000Z",
"revision_history": [
{
"date": "2026-03-10T07:00:00.000Z",
"legacy_version": "1",
"number": "1",
"summary": "Information published."
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c0.15.13",
"product": {
"name": "Azure IoT Explorer \u003c0.15.13",
"product_id": "1"
}
},
{
"category": "product_version",
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"product": {
"name": "Azure IoT Explorer 0.15.13",
"product_id": "20852"
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}
],
"category": "product_name",
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},
"vulnerabilities": [
{
"cve": "CVE-2026-23664",
"cwe": {
"id": "CWE-923",
"name": "Improper Restriction of Communication Channel to Intended Endpoints"
},
"notes": [
{
"category": "general",
"text": "Microsoft",
"title": "Assigning CNA"
},
{
"category": "faq",
"text": "This vulnerability could allow an attacker with network access to the exposed Azure IoT Explorer API port to view sensitive data that the application makes available without authentication. Depending on how the application is used, this may include file contents from the host system, directory listings, IoT device data or configuration details, and metadata retrieved through server-side request forgery (SSRF), such as Azure Instance Metadata Service (IMDS) information.",
"title": "What type of information could be disclosed by this vulnerability?"
}
],
"product_status": {
"fixed": [
"20852"
],
"known_affected": [
"1"
]
},
"references": [
{
"category": "self",
"summary": "CVE-2026-23664 Azure IoT Explorer Information Disclosure Vulnerability - HTML",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23664"
},
{
"category": "self",
"summary": "CVE-2026-23664 Azure IoT Explorer Information Disclosure Vulnerability - CSAF",
"url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-23664.json"
}
],
"remediations": [
{
"category": "vendor_fix",
"date": "2026-03-10T07:00:00.000Z",
"details": "0.15.13:Source Code (.zip):https://github.com/Azure/azure-iot-explorer/releases/tag/v0.15.13",
"product_ids": [
"1"
],
"url": "https://github.com/Azure/azure-iot-explorer/releases/tag/v0.15.13"
},
{
"category": "vendor_fix",
"date": "2026-03-10T07:00:00.000Z",
"details": "0.15.13:Source Code (tar.gz):https://github.com/Azure/azure-iot-explorer/releases/tag/v0.15.13",
"product_ids": [
"1"
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"url": "https://github.com/Azure/azure-iot-explorer/releases/tag/v0.15.13"
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],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"environmentalsScore": 0.0,
"exploitCodeMaturity": "UNPROVEN",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"remediationLevel": "OFFICIAL_FIX",
"reportConfidence": "CONFIRMED",
"scope": "UNCHANGED",
"temporalScore": 6.5,
"userInteraction": "NONE",
"vectorString": "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",
"version": "3.1"
},
"products": [
"1"
]
}
],
"threats": [
{
"category": "impact",
"details": "Information Disclosure"
},
{
"category": "exploit_status",
"details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely"
}
],
"title": "Azure IoT Explorer Information Disclosure Vulnerability"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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