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Description

External control of file name or path in .NET, Visual Studio, and Build Tools for Visual Studio allows an authorized attacker to perform spoofing over a network.

PUBLISHED Reserved 2025-02-12 | Published 2025-05-13 | Updated 2026-02-26 | Assigner microsoft




HIGH: 8.0CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-73: External Control of File Name or Path

Product status

8.0.0 (custom) before 8.0.16
affected

9.0.0 (custom) before 9.0.5
affected

17.0 (custom) before Fixed Version 17.13.7
affected

17.10.0 (custom) before 17.10.15
affected

17.12.0 (custom) before 17.12.8
affected

17.13.0 (custom) before 17.13.7
affected

17.8.0 (custom) before 17.8.21
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26646 (.NET, Visual Studio, and Build Tools for Visual Studio Spoofing Vulnerability) vendor-advisory patch

cve.org (CVE-2025-26646)

nvd.nist.gov (CVE-2025-26646)

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