@vitest/browser

npm

Is @vitest/browser safe to use?

The latest brin safety scan flagged @vitest/browser v4.0.18 with risk indicators that warrant review. No known CVE vulnerabilities. Trust score: 75/100. Review the findings below before use. This is an automated assessment and may contain errors.

Install (safety-checked)

@vitest/browser Has Warnings

Warnings detected due to potential concerns

warning
CVEs

0

Threats

0

Install Scripts

0

Risk Indicators

  • Can spawn child processes

brin Recommendations

  • This package has warnings detected. Evaluate the specific concerns before proceeding.

Install with brin add @vitest/browser to automatically apply these checks before installation.

This is an automated, point-in-time assessment and may contain errors. Findings are risk indicators, not confirmed threats. Security posture may change over time. Maintainers can dispute findings via the brin review process.

@vitest/browser Capabilities & Permissions

What @vitest/browser can access when installed. Review these capabilities before using with AI agents like Cursor, Claude Code, or Codex.

Network Access

This package makes network requests.

developer.mozilla.orgen.wikipedia.orgfoo.comgithub.comjestjs.ioplaywright.devtesting-library.comvitejs.devvitest.devvuejs.org+4 more
Protocols: http, https

Process Spawning

This package can spawn child processes.

Environment Variables

Accesses the following environment variables.

VITEST_BROWSER_DEBUG

AGENTS.md for @vitest/browser

Good instructions lead to good results. brin adds @vitest/browser documentation to your AGENTS.md so your agent knows how to use it properly—improving both safety and performance.

brin init

Vercel's research: 100% accuracy with AGENTS.md vs 53% without →

@vitest/browser Documentation & Source Code

For the full @vitest/browser README, API documentation, and source code, visit the official package registry.

Frequently asked questions about @vitest/browser safety

Weekly Downloads

3.0M

Version

4.0.18

License

MIT

Last Scanned

Feb 2, 2026

Trust Score

75/100·Legitimacy signals, not safety

Capabilities

Network

Connects to: developer.mozilla.org, en.wikipedia.org, foo.com...

Process

Spawns child processes

Environment

Accesses: VITEST_BROWSER_DEBUG

Is @vitest/browser Safe? | npm Safety Scan - brin