.NET
CVE-2026-96229 — .NET Information Disclosure Vulnerability
Executive Summary
Permissive list of allowed inputs in .NET allows an unauthorized attacker to disclose information over a network.
Overview
6.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
Required
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 5.7
EPSS Score
No EPSS score available for this CVE.
View on FIRST.orgAffected Products
6 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| .NET 10.0 installed on Windows | 5130036 (Security Update) |
Important | Information Disclosure | Unknown |
| .NET 11.0 installed on Windows | Release Notes (Security Update) |
Important | Information Disclosure | Unknown |
| .NET 8.0 installed on Windows | 5130034 (Security Update) |
Important | Information Disclosure | Unknown |
| .NET 9.0 installed on Windows | 5130035 (Security Update) |
Important | Information Disclosure | Unknown |
| Microsoft Visual Studio 2022 version 17.14 | Release Notes (Security Update) |
Important | Information Disclosure | Yes |
| Microsoft Visual Studio 2026 version 18.10 | Release Notes (Security Update) |
Important | Information Disclosure | Yes |
Patches
4 patches
| Article | Type | Restart |
|---|---|---|
5130036 |
Security Update | Unknown |
Release Notes |
Security Update | Unknown |
5130034 |
Security Update | Unknown |
5130035 |
Security Update | Unknown |
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
nono
Ali Az
Omar Khaleel
References
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