{"id":"CVE-2026-26131","details":"Incorrect default permissions in .NET allows an authorized attacker to elevate privileges locally.","aliases":["BIT-dotnet-2026-26131","BIT-dotnet-sdk-2026-26131","GHSA-crjq-wm6x-6qx7"],"modified":"2026-08-18T18:38:49.380516Z","published":"2026-03-10T18:18:42.393Z","references":[{"type":"ADVISORY","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26131"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/dotnet/core","events":[{"introduced":"0e06b3b745aaf3f2f96e5f163773d20f8c7f7f50"},{"fixed":"e2b5fe44512ccab32b1af106ca4bd1be9fb1ec11"}],"database_specific":{"extracted_events":[{"introduced":"10.0.0"},{"fixed":"10.0.4"}],"source":"CPE_FIELD","cpe":"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*"}}],"versions":["v11.0.0-preview.1","v9.0.13","v8.0.24","v10.0.3","v9.0.12","v8.0.23","v10.0.2","v10.0.1","v9.0.11","v8.0.22","v10.0.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-26131.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}