{"api_version":"1","generated_at":"2026-07-15T04:51:37+00:00","cve":"CVE-2026-53633","urls":{"html":"https://cve.report/CVE-2026-53633","api":"https://cve.report/api/cve/CVE-2026-53633.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53633","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53633"},"summary":{"title":"Vitest: Exposed Browser Mode API Can Proxy CDP and Overwrite Config Files, Leading to RCE","description":"Vitest is a testing framework powered by Vite. From 3.0.0 until 3.2.5, 4.1.8, and 5.0.0-beta.4, Vitest Browser Mode exposed a cdp() API that forwarded raw Chrome DevTools Protocol methods without being gated by allowWrite or allowExec, allowing a remote client with exposed browser API metadata to use CDP Page.setDownloadBehavior and Runtime.evaluate to overwrite vite.config.ts and execute attacker-controlled Node.js code. This issue is fixed in versions 3.2.5, 4.1.8, and 5.0.0-beta.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-07-14 20:17:42","updated_at":"2026-07-14 20:17:42"},"problem_types":["CWE-749","CWE-862","CWE-749 CWE-749: Exposed Dangerous Method or Function","CWE-862 CWE-862: Missing Authorization"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"9.8","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"9.8","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://github.com/vitest-dev/vitest/commit/385a1aefd4c2bfa5e7d58bf7c6834c929969f2c7","name":"https://github.com/vitest-dev/vitest/commit/385a1aefd4c2bfa5e7d58bf7c6834c929969f2c7","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/commit/63e3b2eee4d58da56786a6333f517b9b492528c7","name":"https://github.com/vitest-dev/vitest/commit/63e3b2eee4d58da56786a6333f517b9b492528c7","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/releases/tag/v4.1.8","name":"https://github.com/vitest-dev/vitest/releases/tag/v4.1.8","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/pull/10444","name":"https://github.com/vitest-dev/vitest/pull/10444","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/pull/10450","name":"https://github.com/vitest-dev/vitest/pull/10450","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/commit/e4067b3b150005fd42cf75f994300119245806b9","name":"https://github.com/vitest-dev/vitest/commit/e4067b3b150005fd42cf75f994300119245806b9","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/releases/tag/v5.0.0-beta.4","name":"https://github.com/vitest-dev/vitest/releases/tag/v5.0.0-beta.4","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/pull/10456","name":"https://github.com/vitest-dev/vitest/pull/10456","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/releases/tag/v3.2.5","name":"https://github.com/vitest-dev/vitest/releases/tag/v3.2.5","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/vitest-dev/vitest/security/advisories/GHSA-g8mr-85jm-7xhm","name":"https://github.com/vitest-dev/vitest/security/advisories/GHSA-g8mr-85jm-7xhm","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53633","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53633","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"vitest-dev","product":"vitest","version":"affected >= 3.0.0, < 3.2.5","platforms":[]},{"source":"CNA","vendor":"vitest-dev","product":"vitest","version":"affected >= 4.0.0, < 4.1.8","platforms":[]},{"source":"CNA","vendor":"vitest-dev","product":"vitest","version":"affected >= 5.0.0-beta.0, < 5.0.0-beta.4","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"vitest","vendor":"vitest-dev","versions":[{"status":"affected","version":">= 3.0.0, < 3.2.5"},{"status":"affected","version":">= 4.0.0, < 4.1.8"},{"status":"affected","version":">= 5.0.0-beta.0, < 5.0.0-beta.4"}]}],"descriptions":[{"lang":"en","value":"Vitest is a testing framework powered by Vite. From 3.0.0 until 3.2.5, 4.1.8, and 5.0.0-beta.4, Vitest Browser Mode exposed a cdp() API that forwarded raw Chrome DevTools Protocol methods without being gated by allowWrite or allowExec, allowing a remote client with exposed browser API metadata to use CDP Page.setDownloadBehavior and Runtime.evaluate to overwrite vite.config.ts and execute attacker-controlled Node.js code. This issue is fixed in versions 3.2.5, 4.1.8, and 5.0.0-beta."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-749","description":"CWE-749: Exposed Dangerous Method or Function","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-14T19:35:42.739Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/vitest-dev/vitest/security/advisories/GHSA-g8mr-85jm-7xhm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/vitest-dev/vitest/security/advisories/GHSA-g8mr-85jm-7xhm"},{"name":"https://github.com/vitest-dev/vitest/pull/10444","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/pull/10444"},{"name":"https://github.com/vitest-dev/vitest/pull/10450","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/pull/10450"},{"name":"https://github.com/vitest-dev/vitest/pull/10456","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/pull/10456"},{"name":"https://github.com/vitest-dev/vitest/commit/385a1aefd4c2bfa5e7d58bf7c6834c929969f2c7","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/commit/385a1aefd4c2bfa5e7d58bf7c6834c929969f2c7"},{"name":"https://github.com/vitest-dev/vitest/commit/63e3b2eee4d58da56786a6333f517b9b492528c7","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/commit/63e3b2eee4d58da56786a6333f517b9b492528c7"},{"name":"https://github.com/vitest-dev/vitest/commit/e4067b3b150005fd42cf75f994300119245806b9","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/commit/e4067b3b150005fd42cf75f994300119245806b9"},{"name":"https://github.com/vitest-dev/vitest/releases/tag/v3.2.5","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/releases/tag/v3.2.5"},{"name":"https://github.com/vitest-dev/vitest/releases/tag/v4.1.8","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/releases/tag/v4.1.8"},{"name":"https://github.com/vitest-dev/vitest/releases/tag/v5.0.0-beta.4","tags":["x_refsource_MISC"],"url":"https://github.com/vitest-dev/vitest/releases/tag/v5.0.0-beta.4"}],"source":{"advisory":"GHSA-g8mr-85jm-7xhm","discovery":"UNKNOWN"},"title":"Vitest: Exposed Browser Mode API Can Proxy CDP and Overwrite Config Files, Leading to RCE"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-53633","datePublished":"2026-07-14T19:35:42.739Z","dateReserved":"2026-06-09T20:16:59.647Z","dateUpdated":"2026-07-14T19:35:42.739Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-14 20:17:42","lastModifiedDate":"2026-07-14 20:17:42","problem_types":["CWE-749","CWE-862","CWE-749 CWE-749: Exposed Dangerous Method or Function","CWE-862 CWE-862: Missing Authorization"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53633","Ordinal":"1","Title":"Vitest: Exposed Browser Mode API Can Proxy CDP and Overwrite Con","CVE":"CVE-2026-53633","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53633","Ordinal":"1","NoteData":"Vitest is a testing framework powered by Vite. From 3.0.0 until 3.2.5, 4.1.8, and 5.0.0-beta.4, Vitest Browser Mode exposed a cdp() API that forwarded raw Chrome DevTools Protocol methods without being gated by allowWrite or allowExec, allowing a remote client with exposed browser API metadata to use CDP Page.setDownloadBehavior and Runtime.evaluate to overwrite vite.config.ts and execute attacker-controlled Node.js code. This issue is fixed in versions 3.2.5, 4.1.8, and 5.0.0-beta.","Type":"Description","Title":"Vitest: Exposed Browser Mode API Can Proxy CDP and Overwrite Con"}]}}}