{"id":"CVE-2025-26646","details":"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.","aliases":["BIT-dotnet-2025-26646","BIT-dotnet-sdk-2025-26646","GHSA-h4j7-5rxr-p4wc"],"modified":"2026-07-17T20:58:37.497650358Z","published":"2025-05-13T22:15:20.493Z","related":["ALSA-2025:7571","ALSA-2025:7589","ALSA-2025:7598","ALSA-2025:7599","ALSA-2025:7600","ALSA-2025:7601"],"database_specific":{"unresolved_ranges":[{"cpe":"cpe:2.3:a:microsoft:build_tools:*:*:*:*:*:visual_studio:*:*","extracted_events":[{"fixed":"17.13.7"}],"source":"CPE_FIELD"},{"cpe":"cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"17.8.0"},{"fixed":"17.8.21"},{"introduced":"17.10.0"},{"fixed":"17.10.15"},{"introduced":"17.12.0"},{"fixed":"17.12.8"},{"introduced":"17.13.0"},{"fixed":"17.13.7"}],"source":"CPE_FIELD"}]},"references":[{"type":"ADVISORY","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26646"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/dotnet/core","events":[{"introduced":"e18becd6171b8eb0eb4ec7ea8a0280cacfcee36b"},{"fixed":"7373846c08edcf04cbb546521eba3bb5b2fdcb86"},{"introduced":"d78b3180414d35d6c7d136db753474e2ae2b33df"},{"fixed":"7373846c08edcf04cbb546521eba3bb5b2fdcb86"}],"database_specific":{"source":"CPE_FIELD","cpe":"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"9.0.0"},{"fixed":"9.0.5"},{"introduced":"8.0.0"},{"fixed":"8.0.16"}]}}],"versions":["v10.0.0-preview.4","v10.0.0-preview.3","v9.0.4","v8.0.15","v10.0.0-preview.2","v9.0.3","v8.0.14","v10.0.0-preview.1","v9.0.2","v8.0.13","v9.0.1","v8.0.12","v9.0.0","v8.0.11","v6.0.36"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-26646.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"}]}