CVE-2026-69522
.NET and Visual Studio Remote Code Execution Vulnerability
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.
| Vendor | microsoft |
| Product | .net 10.0 |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Sep 8, 2026 |
| Last Updated | Sep 15, 2026 |
Stay Ahead of the Next One
Get instant alerts for microsoft .net 10.0
Be the first to know when new high vulnerabilities affecting microsoft .net 10.0 are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / .NET 10.0
10.0.0 < 10.0.12
Microsoft / .NET 11.0
11.0.0 < 11.0 RC1
Microsoft / .NET 8.0
8.0.0 < 8.0.31
Microsoft / .NET 9.0
9.0.0 < 9.0.20
Microsoft / Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2
3.0.0.0 < 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4145.0
Microsoft / Microsoft .NET Framework 3.5 AND 4.7.2
4.7.0 < 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4145.0
Microsoft / Microsoft .NET Framework 3.5 AND 4.8
4.8.0 < 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4806.0
Microsoft / Microsoft .NET Framework 3.5 AND 4.8.1
4.8.1 < 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9347.0
Microsoft / Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2
4.7.0 < 4.7.4145.0
Microsoft / Microsoft .NET Framework 4.8
4.8.0 < 4.8.4806.0
Microsoft / Microsoft .NET Framework 4.8.1
4.8.0.0 < 4.8.9347.0
Microsoft / Microsoft Visual Studio 2022 version 17.14
17.14.0 < 17.14.40
Microsoft / Microsoft Visual Studio 2026 version 18.9
18.9.0 < 18.9.3