Description
Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft Visual Studio 2017 version 15.9 | 15.9.0 – < 15.9.84 | 15.9.84 |
| Microsoft | Microsoft Visual Studio 2019 version 16.11 | 16.11.0 – < 16.11.62 | 16.11.62 |
| Microsoft | Microsoft Visual Studio 2022 version 17.14 | 17.14.0 – < 17.14.44 | 17.14.44 |
| Microsoft | Microsoft Visual Studio 2026 version 18.11 | 18.11.0 – < 18.11.3 | 18.11.3 |
Advisories 2
- WID-SEC-2026-4262 Microsoft Visual Studio: Schwachstelle ermöglicht Offenlegung von Informationen BSI CERT-Bund (WID) · Nov 1, 2026
- MSRC-CVE-2026-118147 Visual Studio Spoofing Vulnerability Microsoft Security Response Center · Oct 30, 2026
References
- Visual Studio Spoofing Vulnerability vendor-advisory patch