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Beveilingsadvies; NCSC-2026-0085 [1.0.0]

Beveiligingsadvies
NCSC-2026-0085 [1.0.0]
Publicatie
10-03-2026 21:35 (Europe/Amsterdam)
Prioriteit
Normaal
Betreft
Kwetsbaarheden verholpen in Microsoft Developer tools

Kenmerken

  • Out-of-bounds Read
  • Incorrect Default Permissions
  • Allocation of Resources Without Limits or Throttling

Omschrijving

Microsoft heeft kwetsbaarheden verholpen in .NET en PowerShell.

Een kwaadwillende kan de kwetsbaarheden misbruiken om een Denial-of-Service veroorzaken of zich verhoogde rechten toekennen binnen een applicatie die gebruik maakt van de kwetsbare .NET.

.NET: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-26131 | 7.80 | Verkrijgen van verhoogde rechten    | 
| CVE-2026-26127 | 7.50 | Denial-of-Service                   | 
|----------------|------|-------------------------------------|

ASP.NET Core: 
|----------------|------|-------------------------------------|
| CVE-ID         | CVSS | Impact                              |
|----------------|------|-------------------------------------|
| CVE-2026-26130 | 7.50 | Denial-of-Service                   | 
|----------------|------|-------------------------------------|


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

Producten

Microsoft
.NET
.NET 10.0
.NET 10.0 installed on Linux
.NET 10.0 installed on Mac OS
.NET 10.0 installed on Windows
.NET 9.0
.NET 9.0 installed on Linux
.NET 9.0 installed on Mac OS
.NET 9.0 installed on Windows
ASP.NET Core
ASP.NET Core 10.0
ASP.NET Core 8.0
ASP.NET Core 9.0
Microsoft.Bcl.Memory
Microsoft.Bcl.Memory 10.0
Microsoft.Bcl.Memory 9.0
PowerShell 7.4
PowerShell 7.5

Disclaimer

The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions: NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein. NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory. This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings.