Vitest v5.0.2stable Released Sep 25, 2026
Impact Score: 5/10

Vitest v5.0.2 โ€” Release Notes & Engineering Impact

Source available โ€” automated, not human-reviewed

Component: vitest ยท Channel: stable. Automated analysis, not a compatibility certification. How this works.

Analysis updated: 2026-11-01.

Compatibility not verified โ€” check source notes
๐Ÿ“„ .MD
โšก Executive Summary (TL;DR)

Vitest v5.0.2. Source highlight:    ๐Ÿž Bug Fixes

Who Does This Impact? (Role-Based Analysis)

๐Ÿ’ป Software Engineers & Devs

Check the source notes against the package and APIs you use before upgrading.

๐Ÿ“Š Product & Engineering Leads

Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.

โš™๏ธ DevOps & Security

Verify the target version, runtime requirements and rollback procedure in the official documentation.

๐Ÿ”ง Bug Fixes & Patches (6)

  • Bind `process` in case global is overwritten &nbsp;-&nbsp; by @AriPerkkio in https://github.com/vitest-dev/vitest/issues/11343 <samp>(0b792)</samp>
  • **detect-async-leaks**:
  • Ignore `process.stdio` handles &nbsp;-&nbsp; by @AriPerkkio in https://github.com/vitest-dev/vitest/issues/11333 <samp>(0fd6b)</samp>
  • Fix `toMatchObject` with asymmetric matchers &nbsp;-&nbsp; by @ShreeBohara, **Claude Opus 5**, @hi-ogawa, **Hiroshi Ogawa** and **Codex (GPT-5)** in https://github.com/vitest-dev/vitest/issues/11100 <samp>(42523)</samp>
  • Fix `Request` with `Blob` body on jsdom 28+ &nbsp;-&nbsp; by @harshit-d3v in https://github.com/vitest-dev/vitest/issues/11295 <samp>(d1c3e)</samp>
  • `agent` to respect `--silent` &nbsp;-&nbsp; by @Raj4478 and @AriPerkkio in https://github.com/vitest-dev/vitest/issues/11271 <samp>(5b95e)</samp>
๐Ÿ“„ View Raw Release Notes (Original Developer Log)
### &nbsp;&nbsp;&nbsp;๐Ÿž Bug Fixes - Bind `process` in case global is overwritten &nbsp;-&nbsp; by @AriPerkkio in https://github.com/vitest-dev/vitest/issues/11343 [<samp>(0b792)</samp>](https://github.com/vitest-dev/vitest/commit/0b79231ad) - **detect-async-leaks**: - Ignore `process.stdio` handles &nbsp;-&nbsp; by @AriPerkkio in https://github.com/vitest-dev/vitest/issues/11333 [<samp>(0fd6b)</samp>](https://github.com/vitest-dev/vitest/commit/0fd6b9790) - **expect**: - Fix `toMatchObject` with asymmetric matchers &nbsp;-&nbsp; by @ShreeBohara, **Claude Opus 5**, @hi-ogawa, **Hiroshi Ogawa** and **Codex (GPT-5)** in https://github.com/vitest-dev/vitest/issues/11100 [<samp>(42523)</samp>](https://github.com/vitest-dev/vitest/commit/42523289e) - **jsdom**: - Fix `Request` with `Blob` body on jsdom 28+ &nbsp;-&nbsp; by @harshit-d3v in https://github.com/vitest-dev/vitest/issues/11295 [<samp>(d1c3e)</samp>](https://github.com/vitest-dev/vitest/commit/d1c3ecc93) - **reporter**: - `agent` to respect `--silent` &nbsp;-&nbsp; by @Raj4478 and @AriPerkkio in https://github.com/vitest-dev/vitest/issues/11271 [<samp>(5b95e)</samp>](https://github.com/vitest-dev/vitest/commit/5b95efb6d) - **reporters**: - Handle concurrent `createReport` calls &nbsp;-&nbsp; by @7rulnik in https://github.com/vitest-dev/vitest/issues/11278 [<samp>(e8e55)</samp>](https://github.com/vitest-dev/vitest/commit/e8e556ff7) - `hanging-process` to use ESM entrypoint &nbsp;-&nbsp; by @AriPerkkio in https://github.com/vitest-dev/vitest/issues/11316 [<samp>(4e91e)</samp>](https://github.com/vitest-dev/vitest/commit/4e91e5668) - **spy**: - Fix stack overflow when spying `Set.prototype.add` &nbsp;-&nbsp; by @fengmk2 in https://github.com/vitest-dev/vitest/issues/11299 [<samp>(a0a93)</samp>](https://github.com/vitest-dev/vitest/commit/a0a939653) - **ui**: - Persist authentication cookie beyond current browser session &nbsp;-&nbsp; by @hi-ogawa, **Hiroshi Ogawa** and **OpenCode (gpt-5.6-sol)** in https://github.com/vitest-dev/vitest/issues/11066 [<samp>(f8819)</samp>](https://github.com/vitest-dev/vitest/commit/f88195e16) ##### &nbsp;&nbsp;&nbsp;&nbsp;[View changes on GitHub](https://github.com/vitest-dev/vitest/compare/v5.0.1...v5.0.2)