CVE-2026-70161HighMicrosoft CVSS 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Microsoft security update for CVE-2026-70161

Published
October 13, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-70161 →

📋 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-2026-70161. This page also shows what EchelonGraph holds for CVE-2026-70161, 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 products5

  • .NET 10.0 runtime installed on Windows
  • .NET 11.0 runtime installed on Windows
  • .NET 9.0 runtime installed on Windows
  • Microsoft Visual Studio 2022 version 17.14
  • Microsoft Visual Studio 2026 version 18.10

✅ Updates Microsoft lists: 5 updates

5 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.

KB articleUpdateFixed build
—Security Update11.0.100-rc.2
—Security Update9.0.319, 9.0.122
—Security Update10.0.402
—Security Update18.10.4
—Security Update17.14.42

🧭 EchelonGraph on CVE-2026-70161

EchelonGraph score
7.3 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

Improper limitation of a pathname to a restricted directory ('path traversal') in .NET allows an authorized attacker to elevate privileges locally.

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2026-70161, 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 (11)