vitest-dev vitest up to 2.1.8/3.0.3 __screenshot-error path traversal

Summaryinfo

A vulnerability described as critical has been identified in vitest-dev vitest up to 2.1.8/3.0.3. This affects the function __screenshot-error. Executing a manipulation can lead to path traversal. This vulnerability is registered as CVE-2025-24963. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in vitest-dev vitest up to 2.1.8/3.0.3. This vulnerability affects the function __screenshot-error. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality. CVE summarizes:

Vitest is a testing framework powered by Vite. The `__screenshot-error` handler on the browser mode HTTP server that responds any file on the file system. Especially if the server is exposed on the network by `browser.api.host: true`, an attacker can send a request to that handler from remote to get the content of arbitrary files.This `__screenshot-error` handler on the browser mode HTTP server responds any file on the file system. This code was added by commit `2d62051`. Users explicitly exposing the browser mode server to the network by `browser.api.host: true` may get any files exposed. This issue has been addressed in versions 2.1.9 and 3.0.4. Users are advised to upgrade. There are no known workarounds for this vulnerability.

The advisory is available at github.com. This vulnerability was named CVE-2025-24963 since 01/29/2025. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 2.1.9 or 3.0.4 eliminates this vulnerability. Applying the patch 2d62051f13b4b0939b2f7e94e88006d830dc4d1f is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

• vitest-dev

Name

• vitest

Version

• 2.1.0
• 2.1.1
• 2.1.2
• 2.1.3
• 2.1.4
• 2.1.5
• 2.1.6
• 2.1.7
• 2.1.8
• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3

License

• open-source

Website

• Product: https://github.com/vitest-dev/vitest/

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CPE 2.2info

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