Microsoft security update for CVE-2026-114158
🔗 CVE IDs covered (1)
📋 Microsoft's advisory
EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-114158. This page also shows what EchelonGraph holds for CVE-2026-114158, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.
🎯 Affected products6
- .NET 10.0 installed on Windows
- .NET 11.0 installed on Windows
- .NET 8.0 installed on Windows
- .NET 9.0 installed on Windows
- Microsoft Visual Studio 2026 version 18.11
- Microsoft Visual Studio 2026 version 18.12
✅ Updates Microsoft lists: 13 updates
13 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.
| KB article | Update | Fixed build |
|---|---|---|
| — | Security Update | 8.0.34 |
| — | Security Update | 8.0.134 |
| — | Security Update | 8.0.428 |
| — | Security Update | 9.0.23 |
| — | Security Update | 9.0.124 |
| — | Security Update | 9.0.321 |
| — | Security Update | 10.0.15 |
| — | Security Update | 10.0.115 |
| — | Security Update | 10.0.404 |
| — | Security Update | 11.0.0 |
| — | Security Update | 11.0.100 |
| — | Security Update | 18.11.4 |
| — | Security Update | 18.12.0 |
🧭 EchelonGraph on CVE-2026-114158
- EchelonGraph score
- 8.8 HIGH
- CISA KEV
- Not listed
- Fix status
- A fix is available — apply it.
Description from the CVE record (CVE.org), as published by its numbering authority
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.
Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2026-114158, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).
🔗 References (12)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-114158
- patchhttps://dotnet.microsoft.com/download/dotnet/8.0
- referencehttps://support.microsoft.com/help/5135243
- patchhttps://dotnet.microsoft.com/download/dotnet/9.0
- referencehttps://support.microsoft.com/help/5135242
- patchhttps://dotnet.microsoft.com/download/dotnet/10.0
- referencehttps://support.microsoft.com/help/5135241
- patchhttps://dotnet.microsoft.com/en-us/download/dotnet/11.0
- referencehttps://github.com/dotnet/core/blob/main/release-notes/11.0/11.0.0/11.0.0.md
- patchhttps://visualstudio.microsoft.com/downloads/
- referencehttps://learn.microsoft.com/en-us/visualstudio/releases/2026/release-notes-v18.11
- referencehttps://learn.microsoft.com/en-us/visualstudio/releases/2026/release-notes