Vulnerability Intelligence Report
Azure HDInsight Information Disclosure Vulnerability
CVE-2026-85891
Exposure of sensitive information to an unauthorized actor in Azure HDInsight allows an unauthorized attacker to disclose information over a network.
Information Disclosure
No Active Exploit Signals
CVSS Base Score
7.5
HIGH
Exploitability:3.9
Impact Score:3.6
EPSS Probability:0.92%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-200 ↗CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Azure HDInsight | 1.0 < 2606012120 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2026-09-04T18:18:19 |
| Published | 2026-10-13T19:00:10 |
| Patch Date | 2026-10-13 |
| Last Updated | 2026-10-14T17:52:25 |
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