{"id":"CVE-2026-47428","revision":"780a746f39cf47c789168862e1b826e1","records":[{"revision":"780a746f39cf47c789168862e1b826e1","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-47428","aliases":[],"title":"Vitest browser mode serves unsanitized otelCarrier query parameter as inline script","description":"Vitest is a testing framework powered by Vite. From 4.0.17 until 4.1.6 and 5.0.0-beta.3, Vitest Browser Mode served /__vitest_test__/ with the otelCarrier query parameter inserted directly into an inline module script, allowing a crafted browser-runner URL to execute arbitrary JavaScript in the Vitest server origin and recover VITEST_API_TOKEN for authenticated API calls. This issue is fixed in versions 4.1.6 and 5.0.0-beta.3.","state":0,"publishedAt":"2026-07-14T19:30:19.67+00:00","modifiedAt":"2026-07-15T13:20:14.275+00:00","affected":[{"ecosystem":"Vendor product","name":"vitest","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"vitest-dev\",\n                    \"product\": \"vitest\",\n                    \"versions\": [\n                        {\n                            \"version\": \">= 4.0.17, < 4.1.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \">= 5.0.0-beta.0, < 5.0.0-beta.3\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","score":9.6,"severity":"CRITICAL"}],"references":["https://github.com/vitest-dev/vitest/security/advisories/GHSA-2h32-95rg-cppp","https://github.com/vitest-dev/vitest/pull/10283","https://github.com/vitest-dev/vitest/pull/10285","https://github.com/vitest-dev/vitest/commit/18af98cee1830604d57f6a02bf28f8067cdffc06","https://github.com/vitest-dev/vitest/commit/3514f9fa135c90e1c35754fc4d27c9cf351faafa","https://github.com/vitest-dev/vitest/releases/tag/v4.1.6","https://github.com/vitest-dev/vitest/releases/tag/v5.0.0-beta.3"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-47428","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-47428","identifiers":["CVE-2026-47428"]},"retained":false,"historicalAffected":[]}],"coverage":[]}