Summary
Microsoft heeft kwetsbaarheden verholpen in Developer Tools als .NET en Visual Studio.
Details
Interpretaties
Een kwaadwillende kan de kwetsbaarheden misbruiken om aanvallen uit te voeren die kunnen leiden tot schade uit de categorieën zoals genoemd in bijgevoegde tabel.
Voor succesvol misbruik moet de kwaadwillende het slachtoffer misleiden een malafide bronbestand te openen en verwerken in de ontwikkelomgeving.
```
Visual Studio:
|----------------|------|-------------------------------------|
| CVE-ID | CVSS | Impact |
|----------------|------|-------------------------------------|
| CVE-2026-47305 | 7.80 | Uitvoeren van willekeurige code |
|----------------|------|-------------------------------------|
GitHub Copilot and Visual Studio Code:
|----------------|------|-------------------------------------|
| CVE-ID | CVSS | Impact |
|----------------|------|-------------------------------------|
| CVE-2026-47282 | 6.50 | Toegang tot gevoelige gegevens |
|----------------|------|-------------------------------------|
Visual Studio Code:
|----------------|------|-------------------------------------|
| CVE-ID | CVSS | Impact |
|----------------|------|-------------------------------------|
| CVE-2026-45496 | 5.50 | Omzeilen van beveiligingsmaatregel |
| CVE-2026-50520 | 8.40 | Uitvoeren van willekeurige code |
| CVE-2026-57101 | 7.10 | Omzeilen van beveiligingsmaatregel |
| CVE-2026-57102 | 8.80 | Omzeilen van beveiligingsmaatregel |
|----------------|------|-------------------------------------|
.NET Framework:
|----------------|------|-------------------------------------|
| CVE-ID | CVSS | Impact |
|----------------|------|-------------------------------------|
| CVE-2026-50524 | 7.50 | Denial-of-Service |
| CVE-2026-50527 | 7.50 | Denial-of-Service |
| CVE-2026-50646 | 7.80 | Uitvoeren van willekeurige code |
| CVE-2026-50648 | 7.50 | Denial-of-Service |
| CVE-2026-50650 | 7.80 | Uitvoeren van willekeurige code |
|----------------|------|-------------------------------------|
ASP.NET Core:
|----------------|------|-------------------------------------|
| CVE-ID | CVSS | Impact |
|----------------|------|-------------------------------------|
| CVE-2026-47300 | 8.80 | Verkrijgen van verhoogde rechten |
| CVE-2026-47303 | 8.80 | Verkrijgen van verhoogde rechten |
| CVE-2026-50506 | 7.50 | Denial-of-Service |
| CVE-2026-56170 | 7.50 | Denial-of-Service |
| CVE-2026-45646 | 7.50 | Denial-of-Service |
|----------------|------|-------------------------------------|
.NET:
|----------------|------|-------------------------------------|
| CVE-ID | CVSS | Impact |
|----------------|------|-------------------------------------|
| CVE-2026-47302 | 7.50 | Denial-of-Service |
| CVE-2026-47304 | 8.10 | Omzeilen van beveiligingsmaatregel |
| CVE-2026-50525 | 7.50 | Denial-of-Service |
| CVE-2026-50526 | 7.00 | Manipulatie van gegevens |
| CVE-2026-50528 | 8.20 | Omzeilen van beveiligingsmaatregel |
| CVE-2026-50649 | 7.80 | Uitvoeren van willekeurige code |
| CVE-2026-50651 | 7.50 | Denial-of-Service |
| CVE-2026-50659 | 6.50 | Voordoen als andere gebruiker |
|----------------|------|-------------------------------------|
.NET Core:
|----------------|------|-------------------------------------|
| CVE-ID | CVSS | Impact |
|----------------|------|-------------------------------------|
| CVE-2026-57108 | 7.50 | Denial-of-Service |
|----------------|------|-------------------------------------|
GitHub Copilot and Visual Studio:
|----------------|------|-------------------------------------|
| CVE-ID | CVSS | Impact |
|----------------|------|-------------------------------------|
| CVE-2026-41109 | 8.80 | Omzeilen van beveiligingsmaatregel |
|----------------|------|-------------------------------------|
```
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:
Vulnerabilities 26
-
High 8.8
GitHub Copilot and Visual Studio Code Security Feature Bypass Vulnerability
Improper neutralization of special elements in output used by a downstream component ('injection') in GitHub Copilot and Visual Studio allows an unauthorized attacker to bypass a security feature over a network.
-
High 8.8
ASP.NET Core Elevation of Privilege Vulnerability
Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.
-
High 8.8
ASP.NET Core Elevation of Privilege Vulnerability
Authentication bypass by assumed-immutable data in ASP.NET Core allows an authorized attacker to elevate privileges over a network.
-
High 8.8
Visual Studio Code Security Feature Bypass Vulnerability
Inclusion of functionality from untrusted control sphere in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.
-
High 8.4
Visual Studio Code Remote Code Execution Vulnerability
Improper neutralization of special elements used in a command ('command injection') in Visual Studio Code allows an unauthorized attacker to execute code locally.
-
High 8.2
.NET Security Feature Bypass Vulnerability
Incorrect authorization in .NET allows an unauthorized attacker to bypass a security feature over a network.
-
High 8.1
.NET Security Feature Bypass Vulnerability
Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.
-
High 7.8
Visual Studio Remote Code Execution Vulnerability
Protection mechanism failure in Visual Studio allows an unauthorized attacker to execute code locally.
-
High 7.8
.NET Framework Remote Code Execution Vulnerability
Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally.
-
High 7.8
.NET Remote Code Execution Vulnerability
Deserialization of untrusted data in .NET allows an unauthorized attacker to execute code locally.
-
High 7.8
.NET Framework Elevation of Privilege Vulnerability
Improper control of generation of code ('code injection') in .NET Framework allows an unauthorized attacker to elevate privileges locally.
-
High 7.5
OData for ASP.NET and ASP.NET Core Denial of Service Vulnerability
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
-
High 7.5
.NET Denial of Service Vulnerability
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
-
High 7.5
OData for ASP.NET and ASP.NET Core Denial of Service Vulnerability
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
-
High 7.5
.NET Framework Denial of Service Vulnerability
Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network.
-
High 7.5
.NET Denial of Service Vulnerability
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
-
High 7.5
.NET Framework Denial of Service Vulnerability
Stack-based buffer overflow in .NET Framework allows an unauthorized attacker to deny service over a network.
-
High 7.5
.NET Framework Denial of Service Vulnerability
Allocation of resources without limits or throttling in .NET Framework allows an unauthorized attacker to deny service over a network.
-
High 7.5
.NET Denial of Service Vulnerability
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
-
High 7.5
ASP.NET Core Denial of Service Vulnerability
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
-
High 7.5
.NET Denial of Service Vulnerability
Access of resource using incompatible type ('type confusion') in .NET Core allows an unauthorized attacker to deny service over a network.
-
High 7.1
Visual Studio Code Security Feature Bypass Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.
-
High 7.0
.NET Tampering Vulnerability
Improper link resolution before file access ('link following') in .NET allows an authorized attacker to perform tampering locally.
-
Medium 6.5
GitHub Copilot and Visual Studio Code Information Disclosure Vulnerability
Insufficiently protected credentials in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to disclose information over a network.
-
Medium 6.5
.NET Spoofing Vulnerability
Improper encoding or escaping of output in .NET allows an authorized attacker to perform spoofing over a network.
-
Medium 5.5
Visual Studio Code Security Feature Bypass Vulnerability
Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.
Revision history
-
#1.0.0
Initiele versie