Vitest is a testing framework powered by Vite. From 5.0.0-beta.6 until 5.0.5, Vitest dev servers can misapply server.fs.deny because project servers replace Vite's defaults and the root server adds .vitest-secret-token after Vite compiles its matcher. An attacker who can reach an affected UI, Browser Mode, or API server can read denied project files or the fallback API token at node_modules/.vitest/.vitest-secret-token, and Browser Mode with test.projects can expose JavaScript-compatible .env values through a malicious website. This issue is fixed in version 5.0.5.
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Fixes
Solution
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Workaround
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References
History
Tue, 20 Oct 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Vitest is a testing framework powered by Vite. From 5.0.0-beta.6 until 5.0.5, Vitest dev servers can misapply server.fs.deny because project servers replace Vite's defaults and the root server adds .vitest-secret-token after Vite compiles its matcher. An attacker who can reach an affected UI, Browser Mode, or API server can read denied project files or the fallback API token at node_modules/.vitest/.vitest-secret-token, and Browser Mode with test.projects can expose JavaScript-compatible .env values through a malicious website. This issue is fixed in version 5.0.5. | |
| Title | Vitest: Servers misapply `server.fs.deny`, serving `.env`, private keys, `.git`, and the API token file | |
| Weaknesses | CWE-200 CWE-552 |
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cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-10-20T16:16:59.623Z
Reserved: 2026-10-19T21:30:47.245Z
Link: CVE-2026-112948
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Status : Received
Published: 2026-10-20T16:17:05.517
Modified: 2026-10-20T16:17:05.517
Link: CVE-2026-112948
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OpenCVE Enrichment
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