CVE-2026-85891 - Vulnerability Details - OpenCVE

Exposure of sensitive information to an unauthorized actor in Azure HDInsight allows an unauthorized attacker to disclose information over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Microsoft

Azure HDInsight

affected

Version	Status	Constraints
`1.0`	affected	< 2606012120

No data.

No data.

No data.

Project Subscriptions

Vendors	Products
Microsoft Subscribe	Azure Hdinsights Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85891

History

Wed, 14 Oct 2026 00:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 13 Oct 2026 19:15:00 +0000

Type	Values Removed	Values Added
Description		Exposure of sensitive information to an unauthorized actor in Azure HDInsight allows an unauthorized attacker to disclose information over a network.
Title		Azure HDInsight Information Disclosure Vulnerability
First Time appeared		Microsoft Microsoft azure Hdinsights
Weaknesses		CWE-200
CPEs		cpe:2.3:a:microsoft:azure_hdinsights::::::::
Vendors & Products		Microsoft Microsoft azure Hdinsights
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85891
Metrics		cvssV3_1 `{'score': 7.5, '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'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-10-13T19:00:10.728Z

Updated: 2026-10-13T22:17:52.070Z

Reserved: 2026-09-04T18:18:19.328Z

Link: CVE-2026-85891

Vulnrichment

Updated: 2026-10-13T20:05:00.641Z

NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:21:15.430

Modified: 2026-10-13T21:19:31.423

Link: CVE-2026-85891

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-200

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