.NET
CVE-2026-69806 — .NET Elevation of Privilege Vulnerability
Executive Summary
Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate privileges locally.
Overview
7
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
ATTACK VECTOR
Local
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.1
EPSS Score
No EPSS score available for this CVE.
View on FIRST.orgAffected Products
5 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| .NET 10.0 installed on Linux | 5126106 (Security Update) |
Important | Elevation of Privilege | Yes |
| .NET 11.0 installed on Linux | (Security Update) |
Important | Elevation of Privilege | Yes |
| .NET 9.0 installed on Linux | 5126105 (Security Update) |
Important | Elevation of Privilege | Yes |
| Microsoft Visual Studio 2022 version 17.14 | Release Notes (Security Update) |
Important | Elevation of Privilege | Yes |
| Microsoft Visual Studio 2026 version 18.9 | Release Notes (Security Update) |
Important | Elevation of Privilege | Yes |
Patches
4 patches
| Article | Type | Restart |
|---|---|---|
5126106 |
Security Update | Yes |
|
Security Update | Yes |
5126105 |
Security Update | Yes |
Release Notes |
Security Update | Yes |
Exploits & PoC
No public exploit or PoC has been linked for this CVE yet. When available, references are sourced from public repositories and may be unverified or non-functional — review carefully before use.
Detection Rules
No public Sigma or Nuclei detection rule has been mapped to this CVE yet. Coverage is concentrated on exploited / high-profile vulnerabilities; check SigmaHQ for updates.
Acknowledgments
References
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