CVE-2025-49739: Visual Studio Elevation of Privilege Vulnerability

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-07-08 · updated 2026-06-17
Weakness: CWE-59

Description

Improper link resolution before file access ('link following') in Visual Studio allows an unauthorized attacker to elevate privileges over a network.

Affected products

Microsoft Visual Studio: 2015-update3
Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8): from 15.0 before 15.9.75 — fixed in 15.9.75
Microsoft Visual Studio 2019: from 16.0 before 16.11.49 — fixed in 16.11.49
Microsoft Visual Studio 2022 version 17.14: from 17.8.0 before 17.8.23; from 17.10.0 before 17.10.17; from 17.12.0 before 17.12.10; from 17.14.0 before 17.14.8 — fixed in 17.10.17, 17.12.10, 17.14.8, 17.8.23
Microsoft Visual Studio 2015 Update 3: from 14.0.0 before 14.0.27564.0 — fixed in 14.0.27564.0
Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10): from 16.11.0 before 16.11.49 — fixed in 16.11.49
Microsoft Visual Studio 2022 version 17.10: from 17.10.0 before 17.10.17 — fixed in 17.10.17
Microsoft Visual Studio 2022 version 17.8: from 17.8.0 before 17.8.23 — fixed in 17.8.23
Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8): from 15.9.0 before 15.9.75 — fixed in 15.9.75
Microsoft Visual Studio 2022 version 17.14: from 17.12.0 before 17.12.10 — fixed in 17.12.10

How to fix

Upgrade to a fixed version: Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) 15.9.75; Microsoft Visual Studio 2019 16.11.49; Microsoft Visual Studio 2022 version 17.14 17.10.17, 17.12.10, 17.14.8, 17.8.23; Microsoft Visual Studio 2015 Update 3 14.0.27564.0; Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) 16.11.49; Microsoft Visual Studio 2022 version 17.10 17.10.17; Microsoft Visual Studio 2022 version 17.8 17.8.23; Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) 15.9.75; Microsoft Visual Studio 2022 version 17.14 17.12.10. Check the vendor advisory for mitigations.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49739

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