{"id":"CVE-2025-24963","aliases":["GHSA-8gvc-j273-4wm5"],"url":"https://o3.security/vulnerability/CVE-2025-24963","summary":"Browser mode serves arbitrary files in vitest","details":"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.","published":"2025-02-04T19:36:52.385Z","modified":"2026-08-12T03:51:16.355852144Z","cvss":{"score":5.9,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":{"score":0.02337,"percentile":0.82289,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"@vitest/browser","fixedVersion":"2.1.9"},{"ecosystem":"npm","name":"@vitest/browser","fixedVersion":"3.0.4"}],"fix":{"url":"https://github.com/vitest-dev/vitest/commit/2d62051f13b4b0939b2f7e94e88006d830dc4d1f","label":"vitest-dev/vitest@2d62051"},"references":[{"type":"WEB","url":"https://github.com/vitest-dev/vitest/blob/f17918a79969d27a415f70431e08a9445b051e45/packages/browser/src/node/plugin.ts#L88-L130"},{"type":"WEB","url":"https://vitest.dev/guide/browser/config.html#browser-api"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/24xxx/CVE-2025-24963.json"},{"type":"ADVISORY","url":"https://github.com/vitest-dev/vitest/security/advisories/GHSA-8gvc-j273-4wm5"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-24963"},{"type":"FIX","url":"https://github.com/vitest-dev/vitest/commit/2d62051f13b4b0939b2f7e94e88006d830dc4d1f"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:16.355852144Z"}}