CVE-2026-32203

Published: Apr 14, 2026

Modified: Jun 1, 2026

PUBLISHED

CVSS v3.1

7.5

HIGH

Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.

Vendor	Product	Versions
Microsoft	.NET 10.0	affected `10.0.0 - < 10.0.6`
Microsoft	.NET 8.0	affected `8.0.0 - < 8.0.26`
Microsoft	.NET 9.0	affected `9.0.0 - < 9.0.15`
Microsoft	Microsoft Visual Studio 2022 version 17.12	affected `17.12.0 - < 17.12.19`
Microsoft	Microsoft Visual Studio 2022 version 17.14	affected `17.14.0 - < 17.14.30`
Microsoft	Microsoft Visual Studio 2026 version 18.4	affected `18.4.0 - < 18.4.4`

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

vendor-advisory

patch

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