{"id":"CVE-2026-62897","details":"Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to execute code locally.","aliases":["BIT-dotnet-2026-62897","BIT-dotnet-sdk-2026-62897","GHSA-fx4q-gjrx-2jw6"],"modified":"2026-08-17T08:10:30.291677099Z","published":"2026-08-11T17:18:43.850Z","database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"17.14.0"},{"fixed":"17.14.38"}],"source":"CPE_RANGE","vendor_product":"microsoft:visual_studio_2022"},{"vendor_product":"microsoft:visual_studio_2026","cpes":["cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"18.8.0"},{"fixed":"18.8.3"}],"source":"CPE_RANGE"},{"source":"CPE_STRING","vendor_product":"microsoft:.net_framework","cpes":["cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*","cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*","cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*","cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"3.5-NA"},{"last_affected":"3.5-NA"},{"introduced":"3.5-NA"},{"last_affected":"3.5-NA"},{"introduced":"4.7.2"},{"last_affected":"4.7.2"},{"introduced":"4.8.1"},{"last_affected":"4.8.1"},{"introduced":"3.5-NA"},{"last_affected":"3.5-NA"},{"introduced":"4.8"},{"last_affected":"4.8"}]}]},"references":[{"type":"FIX","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62897"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/dotnet/core","events":[{"introduced":"d78b3180414d35d6c7d136db753474e2ae2b33df"},{"fixed":"808c6af9a9cb4e3d6680f36180e55cb2aeb0ce26"},{"introduced":"e18becd6171b8eb0eb4ec7ea8a0280cacfcee36b"},{"fixed":"808c6af9a9cb4e3d6680f36180e55cb2aeb0ce26"},{"introduced":"0e06b3b745aaf3f2f96e5f163773d20f8c7f7f50"},{"fixed":"808c6af9a9cb4e3d6680f36180e55cb2aeb0ce26"}],"database_specific":{"extracted_events":[{"introduced":"8.0.0"},{"fixed":"8.0.30"},{"introduced":"9.0.0"},{"fixed":"9.0.19"},{"introduced":"10.0.0"},{"fixed":"10.0.11"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*"}}],"versions":["v9.0.18","v8.0.29","v11.0.0-preview.6","v10.0.10","v9.0.17","v11.0.0-preview.5","v10.0.9","v8.0.28","v11.0.0-preview.4","v9.0.16","v8.0.27","v10.0.8","v10.0.7","v11.0.0-preview.3","v10.0.6","v9.0.15","v8.0.26","v10.0.5","v9.0.14","v8.0.25","v11.0.0-preview.2","v10.0.4","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/cve-osv-conversion/osv-output/CVE-2026-62897.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}