{"name":"PATHEXT","slug":"pathext","family":"env","title":"Environment variables","noun":"environment variable","description":"About 220 environment variables now parse and validate in one place, including bounds checks.","description_source":"entry","described_by":{"version":"2.1.228","anchor":"about-220-more-environment-variables-move-to-the-typed-regis"},"presence":{"first_seen":"2.1.138","removed_in":null,"in_current_build":true,"newest_mined":"2.1.309","builds":150,"mined_builds":150,"first_cited":null},"aliases":[],"entries":[{"version":"2.1.281","anchor":"more-windows-environment-variables-are-now-in-the-settings-e","heading":"More Windows environment variables are now in the settings env-var set","line":"More Windows environment variables, such as `SYSTEMROOT`, `COMSPEC` and `PSMODULEPATH`, now get special handling when set in settings `env`","released_at":"2026-09-23 17:01:17","reason":"found in this entry's text"},{"version":"2.1.234","anchor":"inline-policy-helpers-run-with-a-scrubbed-environment-and-a-","heading":"Inline policy helpers run with a scrubbed environment and a fixed PowerShell path","line":"Inline admin policy scripts run with a stripped environment and a PowerShell resolved from fixed paths only.","released_at":"2026-08-17 18:19:13","reason":"found in this entry's text"},{"version":"2.1.228","anchor":"about-220-more-environment-variables-move-to-the-typed-regis","heading":"About 220 more environment variables move to the typed registry","line":"About 220 environment variables now parse and validate in one place, including bounds checks.","released_at":"2026-08-11 17:45:45","reason":"found in this entry's text"}],"entries_total":3,"docs":[{"source":"claude-code","path":"settings-reference","title":"All settings","documented":false}],"docs_total":1,"gates":[],"related":[],"url":"https:\/\/changelogs.core-directive.com\/reference\/env\/pathext","family_url":"https:\/\/changelogs.core-directive.com\/reference\/env.json"}