Issues

• FOSS vulnerability scans identify dependency convert-source-map as not maintained / abandoned

  enhancement: pending triage
  Feature

  vitest-dev/vitest#11436 · Filter by author lfurzewaddock opened on Oct 1, 2026
  2

• browser-playwright: failure screenshot fails with strict mode violation when there are 2 <body> elements

  pending triage
  Bug

  vitest-dev/vitest#11434 · Filter by author SomaH123 opened on Oct 1, 2026

• Coverage: covered files with ( or [ in their path are re-processed as uncovered, and istanbul can record another module's coverage for an uncovered file

  pending triage
  Bug

  vitest-dev/vitest#11433 · Filter by author Vantrongs opened on Oct 1, 2026
  1

• Timeout during test context setup makes all retries fail

  pending triage
  Bug

  vitest-dev/vitest#11431 · Filter by author SomaH123 opened on Oct 1, 2026

• isolate: false: test.env is no longer reapplied before each file in a reused worker (regression from 4.1.11)

  vitest-dev/vitest#11423 · Filter by author MO2k4 opened on Oct 1, 2026

• vmThreads + jsdom: every finished test file stays in memory (V8 retained maps)

  vitest-dev/vitest#11398 · Filter by author lesleh opened on Sep 29, 2026

• test.for doesn't type-check with noUncheckedIndexedAccess enabled

  pending triage
  Bug

  vitest-dev/vitest#11383 · Filter by author jessestricker opened on Sep 28, 2026
  1

• ReferenceError: process is not defined - Issue on vitest@5 teardown during unfinished async operations

  pending triage
  Bug

  vitest-dev/vitest#11380 · Filter by author francesco-agnoletto opened on Sep 28, 2026

• vmThreads: teardown timeout only logs and a stuck worker is never force-terminated, so the process can hang

  p2-edge-case
  vitest-dev/vitest#11371 · Filter by author Addin opened on Sep 27, 2026
  6

• Make the worker start timeout configurable (START_TIMEOUT / WORKER_START_TIMEOUT)

  enhancement: pending triage
  Feature

  vitest-dev/vitest#11363 · Filter by author miguel0490-hub opened on Sep 26, 2026
  2

• Remove outputFile option

  breaking changefeat: reporters
  vitest-dev/vitest#11355 · Filter by author AriPerkkio opened on Sep 25, 2026

• sequence.seed does not reproduce shuffled file order

  p3-minor-bug
  Bug

  vitest-dev/vitest#11340 · Filter by author zeevox opened on Sep 24, 2026

• vm pools: BroadcastChannel is undefined with happy-dom (defined under threads)

  vitest-dev/vitest#11328 · Filter by author iKyi opened on Sep 22, 2026

• Watch mode watches every file under root before the first test, unlike vitest run

  pending triage
  Bug

  vitest-dev/vitest#11327 · Filter by author asapach opened on Sep 22, 2026

• Importing a node: builtin under jsdom fails with "No such built-in module: node:" when NODE_ENV=production

  vitest-dev/vitest#11324 · Filter by author drtombrown opened on Sep 22, 2026
  2

• Remove hanging-process reporter

  breaking changefeat: reporters
  vitest-dev/vitest#11317 · Filter by author AriPerkkio opened on Sep 20, 2026
  2

• toHaveFocus() never match for shadow root descendants

  pending triage
  Bug

  vitest-dev/vitest#11311 · Filter by author PolariTOON opened on Sep 18, 2026
  1

• vi.spyOn on both get and set of the same property: restore reinstalls the sibling's mock

  vitest-dev/vitest#11306 · Filter by author yusuke-oba1 opened on Sep 18, 2026

• Native runner manual mocks drop exports re-exported with export *

  vitest-dev/vitest#11297 · Filter by author harshit-d3v opened on Sep 16, 2026

• toContainEqual, toHaveProperty, toBeOneOf and return matchers treat any two Maps or Sets as equal

  p3-minor-bug
  Bug

  vitest-dev/vitest#11296 · Filter by author harshit-d3v opened on Sep 16, 2026
  1

• The above dynamic import cannot be analyzed by Vite

  pending triage
  Bug

  vitest-dev/vitest#11293 · Filter by author Viktor-Ivliev opened on Sep 16, 2026
  2

• vmThreads: file-scoped vi.mock factory from one test file intermittently resolves against another file's imports (isolate: true, v4 & v5)

  vitest-dev/vitest#11284 · Filter by author Jackela opened on Sep 16, 2026

• Pass configOptions to environment setup

  enhancement: pending triage
  Feature

  vitest-dev/vitest#11277 · Filter by author yamachi4416 opened on Sep 15, 2026
  2

• Make .vitest artifact directory configurable

  feat: reportersp2-nice-to-havep2-to-be-discussed
  Feature

  vitest-dev/vitest#11269 · Filter by author Brainshaker95 opened on Sep 14, 2026
  3

• fsModuleCache cannot be shared between checkouts: keys hash absolute module ids and the absolute root

  Feature

  vitest-dev/vitest#11244 · Filter by author jasonkuhrt opened on Sep 11, 2026