NCSC NL | Beveiligingsadviezen

Beveilingsadvies; NCSC-2026-0142 [1.0.0]

Beveiligingsadvies: NCSC-2026-0142 [1.0.0]
Publicatie: 12-05-2026 19:53 (Europe/Amsterdam)
Prioriteit: Normaal
Betreft: Kwetsbaarheden verholpen in Microsoft Azure

Kenmerken

Improper Input Validation
External Control of File Name or Path
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
Improper Neutralization of Special Elements used in a Command ('Command Injection')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Exposure of Sensitive Information to an Unauthorized Actor
Improper Access Control
Improper Authentication
Incorrect Implementation of Authentication Algorithm
Improper Verification of Cryptographic Signature
Untrusted Search Path
Externally Controlled Reference to a Resource in Another Sphere
Server-Side Request Forgery (SSRF)

Omschrijving

Microsoft heeft kwetsbaarheden verholpen in diverse Azure componenten.

Een kwaadwillende kan de kwetsbaarheden misbruiken om zich voor te doen als andere gebruiker, zich verhoogde rechten toe te kennen, willekeurige code uit te voeren en mogelijk daarmee toegang te krijgen tot gevoelige gegevens.

De kwetsbaarheden met kenmerk CVE-2026-40379, CVE-2026-32207, CVE-2026-33109, CVE-2026-33844, CVE-2026-34327, CVE-2026-35428, CVE-2026-35435 en CVE-2026-41105 zijn reeds centraal verholpen door Microsoft en slechts opgenomen ter informatie. Voor deze kwetsbaarheden zijn geen acties benodigd.

Azure Machine Learning: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-32207 | 8.80 | Voordoen als andere gebruiker       | 
| CVE-2026-33833 | 8.20 | Voordoen als andere gebruiker       | 
|----------------|------|-------------------------------------|

Azure Monitor Agent: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-32204 | 7.80 | Verkrijgen van verhoogde rechten    | 
| CVE-2026-42830 | 6.50 | Verkrijgen van verhoogde rechten    | 
|----------------|------|-------------------------------------|

Microsoft Partner Center: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-34327 | 8.20 | Voordoen als andere gebruiker       | 
|----------------|------|-------------------------------------|

Azure Connected Machine Agent: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-40381 | 7.80 | Verkrijgen van verhoogde rechten    | 
|----------------|------|-------------------------------------|

Azure SDK: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-33117 | 9.10 | Omzeilen van beveiligingsmaatregel  | 
|----------------|------|-------------------------------------|

Microsoft SSO Plugin for Jira & Confluence: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-41103 | 9.10 | Verkrijgen van verhoogde rechten    | 
|----------------|------|-------------------------------------|

Azure Notification Service: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-41105 | 8.10 | Verkrijgen van verhoogde rechten    | 
|----------------|------|-------------------------------------|

Azure Logic Apps: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-42823 | 9.90 | Verkrijgen van verhoogde rechten    | 
|----------------|------|-------------------------------------|

Azure Entra ID: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-40379 | 9.30 | Voordoen als andere gebruiker       | 
|----------------|------|-------------------------------------|

Windows Admin Center: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-41086 | 8.80 | Verkrijgen van verhoogde rechten    | 
|----------------|------|-------------------------------------|

Azure AI Foundry M365 published agents: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-35435 | 8.60 | Verkrijgen van verhoogde rechten    | 
|----------------|------|-------------------------------------|

Azure Cloud Shell: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-35428 | 9.60 | Voordoen als andere gebruiker       | 
|----------------|------|-------------------------------------|

Azure Managed Instance for Apache Cassandra: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-33109 | 9.90 | Uitvoeren van willekeurige code     | 
| CVE-2026-33844 | 9.00 | Uitvoeren van willekeurige code     | 
|----------------|------|-------------------------------------|

Oplossingen

Microsoft heeft updates beschikbaar gesteld waarmee de beschreven kwetsbaarheden worden verholpen. We raden u aan om deze updates te installeren. Meer informatie over de kwetsbaarheden, de installatie van de updates en eventuele work-arounds vindt u op:

https://portal.msrc.microsoft.com/en-us/security-guidance

CVE's

CVE-2026-40379 - CVSS (v4) 5.3
CVE-2026-32207 - CVSS (v3) 8.8
CVE-2026-33833 - CVSS (v3) 8.2
CVE-2026-33109 - CVSS (v3) 9.9
CVE-2026-33844 - CVSS (v3) 9.0
CVE-2026-32204 - CVSS (v3) 7.8
CVE-2026-33117 - CVSS (v3) 9.1
CVE-2026-41086 - CVSS (v3) 8.8
CVE-2026-40381 - CVSS (v3) 7.8
CVE-2026-41103 - CVSS (v3) 9.1
CVE-2026-42823 - CVSS (v3) 9.9
CVE-2026-42830 - CVSS (v3) 6.5
CVE-2026-34327 - CVSS (v3) 8.2
CVE-2026-35428 - CVSS (v3) 9.6
CVE-2026-35435 - CVSS (v3) 8.6
CVE-2026-41105 - CVSS (v3) 8.1

Producten

Microsoft

Azure

Azure AI Foundry

Azure Cloud Shell

Azure Connected Machine Agent

Azure Logic Apps

Azure Machine Learning

Azure Managed Instance for Apache Cassandra

Azure Monitor Action Group notification system

Azure Monitor Agent

Azure Monitor Agent Metrics Extension

Azure SDK for Java

Microsoft Confluence SAML SSO plugin

Microsoft Enterprise Security Token Service (ESTS)

Microsoft JIRA SAML SSO plugin

Microsoft Partner Center

Windows Admin Center in Azure Portal

Disclaimer

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