CVE-2026-26145Network attack vector

Authenticated privilege escalation

Published Jul 2, 2026 · Updated Jul 2, 2026

Improper access control in Microsoft Azure Synapse Analytics allows remote authenticated users to elevate privileges over a network. Microsoft has not disclosed the affected Synapse component or the access-control operation that improperly authorizes the request. Exploitation requires a low-privilege account, high-complexity conditions, and user interaction, and exposes confidential data without reported integrity or availability impact.

CVSS severity4.8
Medium
EPSS probability0.70%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Microsoft Azure Synapse Analytics allows remote authenticated users to elevate privileges over a network. Microsoft has not disclosed the affected Synapse component or the access-control operation that improperly authorizes the request. Exploitation requires a low-privilege account, high-complexity conditions, and user interaction, and exposes confidential data without reported integrity or availability impact.

The record

CVE
CVE-2026-26145
Published
Jul 2, 2026
Updated
Jul 2, 2026
Vendor
Microsoft
Product
Azure Synapse Analytics
Classifications
CWE-284, T1068
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 2, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 2, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=-

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Microsoft · Azure Synapse Analyticsversion=-

Published CVSS scores

9.8NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
4.8MicrosoftCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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