{"id":"CVE-2026-47429","summary":"Vitest: Arbitrary file can be read and executed when Vitest UI server is listening","details":"Vitest is a testing framework powered by Vite. Prior to 3.2.5 and 4.1.0, the Vitest UI/API server on Windows used isFileServingAllowed incorrectly for /__vitest_attachment__, allowing \\\\?\\\\..\\\\ path traversal to read files outside the project; exposed API write and rerun features such as saveTestFile and rerun could also allow arbitrary script execution. This issue is fixed in versions 3.2.5 and 4.1.0.","aliases":["GHSA-5xrq-8626-4rwp"],"modified":"2026-07-23T03:56:14.636252978Z","published":"2026-07-14T19:28:08.688Z","related":["CGA-4f2m-9q3j-j5mc"],"database_specific":{"cwe_ids":["CWE-22"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47429.json","cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/vitest-dev/vitest/releases/tag/v3.2.5"},{"type":"WEB","url":"https://github.com/vitest-dev/vitest/releases/tag/v4.1.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47429.json"},{"type":"ADVISORY","url":"https://github.com/vitest-dev/vitest/security/advisories/GHSA-5xrq-8626-4rwp"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-47429"},{"type":"FIX","url":"https://github.com/vitest-dev/vitest/commit/20e00ef7808de6d330c5e2fda530f686e08f1c8d"},{"type":"FIX","url":"https://github.com/vitest-dev/vitest/commit/af88b1f5d82844a4761ea9a977156c98e2b14ca8"},{"type":"FIX","url":"https://github.com/vitest-dev/vitest/pull/10445"},{"type":"FIX","url":"https://github.com/vitest-dev/vitest/pull/9350"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/vitest-dev/vitest","events":[{"introduced":"0"},{"introduced":"da7ce1712fd4d0e4e807ec01ce755581e6892d5b"},{"fixed":"2cbad0a923c48c6144266df3cd25f93547cb5221"},{"fixed":"4150b913171bda3971a4a4c47c633c26d0c6ae45"},{"fixed":"20e00ef7808de6d330c5e2fda530f686e08f1c8d"},{"fixed":"af88b1f5d82844a4761ea9a977156c98e2b14ca8"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"3.2.5"},{"introduced":"4.0.0"},{"fixed":"4.1.0"}],"source":["AFFECTED_FIELD","REFERENCES"]}}],"versions":["v4.1.0-beta.6","v4.1.0-beta.5","v4.1.0-beta.4","v4.1.0-beta.3","v4.0.17","v4.1.0-beta.2","v4.1.0-beta.1","v4.0.16","v4.0.15","v4.0.14","v4.0.13","v4.0.12","v4.0.11","v4.0.10","v4.0.9","v4.0.8","v4.0.7","v4.0.6","v4.0.5","v4.0.4","v4.0.3","v4.0.2","v4.0.1","v4.0.0","v3.2.4","v3.2.3","v3.2.2","v3.2.1","v3.2.0","v3.2.0-beta.3","v3.1.3","v3.2.0-beta.2","v3.2.0-beta.1","v3.1.2","v3.1.1","v3.1.0","v3.1.0-beta.2","v3.1.0-beta.1","v3.0.9","v3.0.8","v3.0.7","v3.0.6","v3.0.5","v3.0.4","v3.0.3","v3.0.2","v3.0.1","v3.0.0","v3.0.0-beta.4","v3.0.0-beta.3","v3.0.0-beta.2","v3.0.0-beta.1","v2.1.5","v2.2.0-beta.2","v2.2.0-beta.1","v2.1.4","v2.1.3","v2.1.2","v2.1.1","v2.1.0","v2.1.0-beta.7","v2.1.0-beta.6","v2.1.0-beta.5","v2.1.0-beta.4","v2.1.0-beta.3","v2.1.0-beta.2","v2.1.0-beta.1","v2.0.5","v2.0.4","v2.0.3","v2.0.2","v2.0.1","v2.0.0","v1.6.0","v2.0.0-beta.13","v2.0.0-beta.12","v2.0.0-beta.11","v2.0.0-beta.10","v2.0.0-beta.9","v2.0.0-beta.8","v2.0.0-beta.7","v2.0.0-beta.6","v2.0.0-beta.5","v2.0.0-beta.4","v2.0.0-beta.3","v2.0.0-beta.2","v2.0.0-beta.1","v1.5.3","v1.5.2","v1.5.1","v1.5.0","v1.4.0","v1.3.1","v1.3.0","v1.2.2","v1.2.1","v1.2.0","v1.1.3","v1.1.2","v1.1.1","v1.1.0","v1.0.4","v1.0.3","v1.0.2","v1.0.1","v1.0.0","v1.0.0-beta.6","v1.0.0-beta.5","v1.0.0-beta.4","v1.0.0-beta.3","v1.0.0-beta.2","v1.0.0-beta.1","v1.0.0-beta.0","v0.34.5","v0.34.4","v0.34.3","v0.34.2","v0.34.1","v0.34.0","v0.33.0","v0.32.4","v0.32.3","v0.32.2","v0.32.1","v0.32.0","v0.31.4","v0.31.3","v0.31.2","v0.31.1","v0.31.0","v0.30.1","v0.30.0","v0.29.8","v0.29.7","v0.29.6","v0.29.5","v0.29.4","v0.29.3","v0.29.2","v0.29.1","v0.29.0","v0.28.5","v0.33.0-2023-07-30","v0.28.4","v0.28.3","v0.28.2","v0.28.1","v0.28.0","v0.27.3","v0.27.2","v0.27.1","v0.27.0","v0.26.3","v0.26.2","v0.26.1","v0.26.0","v0.25.8","v0.25.7","v0.25.6","v0.25.5","v0.25.4","v0.25.3","v0.25.2","v0.25.1","v0.25.0","v0.24.5","v0.24.4","v0.24.3","v0.24.2","v0.24.1","v0.24.0","v0.23.4","v0.23.3","v0.23.2","v0.23.1","v0.23.0","v0.22.1","v0.22.0","v0.21.1","v0.21.0","v0.20.3","v0.20.2","v0.20.1","v0.20.0","v0.19.1","v0.19.0","v0.18.1","v0.18.0","v0.17.1","v0.17.0","v0.16.0","v0.15.2","v0.15.1","v0.15.0","v0.14.2","v0.14.1","v0.14.0","v0.13.1","v0.13.0","v0.12.10","v0.12.9","v0.12.8","v0.12.7","v0.12.6","v0.12.5","v0.12.4","v0.12.3","v0.12.2","v0.12.1","v0.12.0","v0.11.0","v0.10.5","v0.10.4","v0.10.3","v0.10.2","v0.10.1","v0.10.0","v0.9.4","v0.9.3","v0.9.2","v0.9.1","v0.9.0","v0.8.5","v0.8.4","v0.8.3","v0.8.2","v0.8.1","v0.8.0","v0.7.13","v0.7.12","v0.7.11","v0.7.10","v0.7.9","v0.7.8","v0.7.7","v0.7.6","v0.7.5","v0.7.4","v0.7.3","v0.7.2","v0.7.1","v0.7.0","v0.6.3","v0.6.1","v0.6.0","v0.5.9","v0.5.8","v0.5.7","v0.5.6","v0.5.5","v0.5.4","v0.5.3","v0.5.2","v0.5.1","v0.5.0","v0.4.3","v0.4.2","v0.4.1","v0.4.0","v0.3.6","v0.3.5","v0.3.4","v0.3.3","v0.3.2","v0.3.1","v0.3.0","v0.2.8","v0.2.7","v0.2.6","v0.2.5","v0.2.4","v0.2.3","v0.2.2","v0.2.1","v0.2.0","v0.1.27","v0.1.26","v0.1.25","v0.1.24","v0.1.23","v0.1.22","v0.1.21","v0.1.20","v0.1.19","v0.1.18","v0.1.17","v0.1.16","v0.1.15","v0.1.14","v0.1.13","v0.1.12","v0.1.0","v0.0.142","v0.0.141","v0.0.140","v0.0.139","v0.0.138","v0.0.137","v0.0.136","v0.0.135","v0.0.134","v0.0.133","v0.0.132","v0.0.131","v0.0.130","v0.0.129","v0.0.128","v0.0.127","v0.0.126","v0.0.1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