CVE-2026-118147
Visual Studio Spoofing Vulnerability
CVSS Score
7.4
EPSS Score
0.0%
EPSS Percentile
0th
Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.
| Vendor | microsoft |
| Product | microsoft visual studio 2017 version 15.9 |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Oct 31, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / Microsoft Visual Studio 2017 version 15.9
15.9.0 < 15.9.84
Microsoft / Microsoft Visual Studio 2019 version 16.11
16.11.0 < 16.11.62
Microsoft / Microsoft Visual Studio 2022 version 17.14
17.14.0 < 17.14.44
Microsoft / Microsoft Visual Studio 2026 version 18.11
18.11.0 < 18.11.3