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CVE-2026-71328 Details

Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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URL	Source(s)	Tag(s)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-71328	[email protected]	PatchVendor Advisory

CWE-ID	CWE Name	Source
CWE-122	Heap-based Buffer Overflow	[email protected]

Product	Versions
microsoft visual studio 2022	>= 17.14.0, < 17.14.40
CPE cpe:2.3:a:microsoft:visual_studio_2022::::::-::* Remediation No remediation found in references.
microsoft visual studio 2026	>= 18.9.0, < 18.9.3
CPE cpe:2.3:a:microsoft:visual_studio_2026:::::::: Remediation No remediation found in references.
microsoft .net	>= 8.0.0, < 8.0.31 >= 9.0.0, < 9.0.20 >= 10.0.0, < 10.0.12 11.0.0 preview1 11.0.0 preview2
CPE cpe:2.3:a:microsoft:.net:::::::: cpe:2.3:a:microsoft:.net:11.0.0:preview1:::::: cpe:2.3:a:microsoft:.net:11.0.0:preview2:::::: cpe:2.3:a:microsoft:.net:11.0.0:preview3:::::: cpe:2.3:a:microsoft:.net:11.0.0:preview4:::::: cpe:2.3:a:microsoft:.net:11.0.0:preview5:::::: cpe:2.3:a:microsoft:.net:11.0.0:preview6:::::: cpe:2.3:a:microsoft:.net:11.0.0:preview7:::::: Remediation No remediation found in references.
microsoft windows	All versions
CPE cpe:2.3:o:microsoft:windows:-:::::::* Remediation No remediation found in references.

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