CVE-2026-32174

Improper authentication in Azure Bot Service allows an authorized attacker to elevate privileges over a network.

CVSS v3 7.7 HIGH

7.7^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.1 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32174	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:microsoft:azure_ai_bot_service:-:*:*:*:*:*:*:*

History

26 Oct 2026, 11:10

Type	Values Removed	Values Added
Summary		(es) Autenticación indebida en Azure Bot Service permite a un atacante autorizado elevar privilegios a través de una red.

Information

Published : 2026-06-18 22:16

Updated : 2026-10-26 11:10

NVD link : CVE-2026-32174

Mitre link : CVE-2026-32174

CVE.ORG link : CVE-2026-32174

JSON object : View

Products Affected

microsoft

azure_ai_bot_service

CWE

CWE-287

Improper Authentication

{"id": "CVE-2026-32174", "cveTags": [{"tags": ["exclusively-hosted-service"], "sourceIdentifier": "secure@microsoft.com"}], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-32174", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-06-23T13:25:31.047366Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secure@microsoft.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 3.1}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "affected": [{"source": "secure@microsoft.com", "affectedData": [{"vendor": "Microsoft", "product": "Azure AI Bot Service", "versions": [{"status": "affected", "version": "-"}]}]}], "published": "2026-06-18T22:16:30.290", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32174", "tags": ["Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "Improper authentication in Azure Bot Service allows an authorized attacker to elevate privileges over a network."}, {"lang": "es", "value": "Autenticaci\u00f3n indebida en Azure Bot Service permite a un atacante autorizado elevar privilegios a trav\u00e9s de una red."}], "lastModified": "2026-10-26T11:10:00.157", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:azure_ai_bot_service:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5720F705-09CD-48BE-A6F7-EC9696104A24"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}