CVE-2026-69806

HIGH CVSS 3.1: 7.0 EPSS 1.87%
Updated Sep 18, 2026
Microsoft
Parameter Value
CVSS 7.0 (HIGH)
Affected Versions 10.0.0 — 9.0.317
Fixed In 18.9.3
Type CWE-94 (Code Injection), CWE-200 (Information Exposure)
Vendor Microsoft
Public PoC No

Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate privileges locally.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
High
Difficult to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 5

Configuration From (including) Up to (excluding)
Microsoft Visual_Studio_2026
cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*
18.9.0 18.9.3
Microsoft Visual_Studio_2022
cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*
17.14.0 17.14.40
Microsoft .Net
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
9.0.0 9.0.317
Microsoft .Net
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
10.0.0 10.0.111, 10.0.400
Microsoft .Net
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
11.0.0 11.0 RC1