Issues

• Bun.serve HTML routes rewrite import.meta.env.X to hmr.importMeta.env.X, but the runtime never defines env — TypeError in the browser

  oven-sh/bun#48817 · Filter by author martijnbokma opened on Nov 13, 2026

• node:fs: non-recursive rm on Windows reports EPERM as EFAULT when deleters race

  bugnode:fsnode.js
  oven-sh/bun#48811 · Filter by author chenxin-yan opened on Nov 13, 2026

• bundler: a #!/usr/bin/env bun entry overrides an explicit --target node

  bugbundler
  oven-sh/bun#48810 · Filter by author chenxin-yan opened on Nov 13, 2026

• CSS Modules cause ReferenceError: import_Button_module is not defined with HMR enabled on Windows

  bake:devbugcssneeds triage
  oven-sh/bun#48797 · Filter by author cesarguerrero07777-netizen opened on Nov 13, 2026
  1

• bun lint: import/no-duplicates reports different wildcard subpath exports as one module when they share a types file

  oven-sh/bun#48783 · Filter by author josebant29 opened on Nov 13, 2026

• path.matchesGlob matches * and ** against dot files and dot folders, where Node does not

  bugneeds triagenode.jsnode:path
  oven-sh/bun#48755 · Filter by author YevheniiKotyrlo opened on Nov 12, 2026

• Bun.build inlines CSS url() assets under 128 KB as data: URLs even with loader { ".woff2": "file" }

  oven-sh/bun#48753 · Filter by author kingsloob1 opened on Nov 12, 2026

• @sap/hana-client (libuv native addon): async callbacks never fire, prepare() panics uv_cond_init, worker thread load crashes (Bun 1.4.3, linux x64)

  buglibuvnapinode.jsnode:net
  oven-sh/bun#48751 · Filter by author jamesgibson14 opened on Nov 12, 2026
  1

• bun fmt is not idempotent on a call chain with an expanded object argument

  bugcliconfirmed bug
  oven-sh/bun#48747 · Filter by author koenvg opened on Nov 12, 2026

• process.stdin stops reading after switching from 'data' to 'readable' inside a 'data' handler

  bugconfirmed bugnode.jsnode:processnode:stream
  oven-sh/bun#48746 · Filter by author itsAster0 opened on Nov 12, 2026
  1

• [node:async_hooks] AsyncLocalStorage incorrect value in unhandledRejection handler

  bugneeds triage
  oven-sh/bun#48744 · Filter by author kassens opened on Nov 12, 2026
  1

• node:dns resolveTxt splits one multi-string TXT record into separate records (still on 1.4.4)

  bugnode:dnsnode.js
  oven-sh/bun#48742 · Filter by author alex28042 opened on Nov 12, 2026

• Full-stack build (--target=bun) only runs when launched from dist/: HTML import manifest paths resolve against cwd

  bake:prodbugbun:servebundlerneeds triage
  oven-sh/bun#48731 · Filter by author jarrodu opened on Nov 12, 2026

• Source positions for Profiler.takePreciseCoverage (node:inspector), for per-test coverage in test tools

  oven-sh/bun#48712 · Filter by author isaacs opened on Nov 12, 2026

• fs.watch on a directory that contains a unix socket fails with ENXIO on Linux

  oven-sh/bun#48703 · Filter by author treynortetik-creator opened on Nov 12, 2026

• bun test: vi.importActual() of an already loaded Node builtin returns the mock in a vi.mock() factory

  bugbun:test
  oven-sh/bun#48702 · Filter by author azad-ide opened on Nov 12, 2026
  1

• import.meta.main always false in compiled Windows builds due to backslash in path

  bugneeds triagesingle-file-executablewindows
  oven-sh/bun#48689 · Filter by author ryangarber opened on Nov 12, 2026

• reactCompiler skips hooks in .ts files without a warning

  oven-sh/bun#48676 · Filter by author dapomeranz opened on Nov 12, 2026

• Types: an HTMLBundle is rejected as a per-method route value, though the runtime serves it

  bugbun:servetypes
  oven-sh/bun#48646 · Filter by author kingsloob1 opened on Nov 11, 2026
  

• Support React compiler within dev server

  enhancement
  oven-sh/bun#48638 · Filter by author wavded opened on Nov 11, 2026

• lint: rule to disallow manual memoization in React Compiler projects

  enhancement
  oven-sh/bun#48626 · Filter by author anuj-kuralkar opened on Nov 11, 2026
  1

• bun test --isolate: the happy-dom window of a file is never closed with happy-dom ≥ 18 (memory grows per file)

  oven-sh/bun#48622 · Filter by author josebant29 opened on Nov 11, 2026

• Spaced global --config silently skips bun lint and exits zero

  oven-sh/bun#48611 · Filter by author iamviet opened on Nov 11, 2026
  1

• bun fmt escapes the * that opens emphasis in Markdown _*a *b** c_, and **a *b** c* changes on the second run

  bugcliconfirmed bug
  oven-sh/bun#48609 · Filter by author alpaylan opened on Nov 11, 2026

• bun fmt --prose-wrap always breaks a Markdown task mark [ ] across lines when a heading follows it, and the item loses its checkbox

  oven-sh/bun#48608 · Filter by author alpaylan opened on Nov 11, 2026