High
Security advisory
ZEIT Next.js 4 before 4.2.3 has Directory Traversal under the /_next request namespace.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-6184
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 10:30 UTC · Revision 1
Source evidence
ZEIT Next.js 4 before 4.2.3 has Directory Traversal under the /_next request namespace.
osv:CVE-2018-6184
Complete source record
{
"id": "ed77b6fe0b036ee6d1ac11bb672d8115ab0e94271054aee8ac1bae621fd821a5",
"url": "https://osv.dev/vulnerability/CVE-2018-6184",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-6184",
"summary": "ZEIT Next.js 4 before 4.2.3 has Directory Traversal under the /_next request namespace.",
"evidence": "osv:CVE-2018-6184",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2018-6184",
"aliases": [
"CVE-2018-6184",
"GHSA-m34x-wgrh-g897"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/vercel/next.js",
"type": "GIT",
"events": [
{
"introduced": "c99c05018b8d6125008acc0bd9a33eeae2ed9f14"
},
{
"last_affected": "b89b05bc761f91dca05a756de4bfaa0d3cb03fe8"
},
{
"fixed": "44de0f15c96c425c193ffdccacb14f28051051d5"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:zeit:next.js:4.0.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0"
},
{
"last_affected": "4.0.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.0.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.1"
},
{
"last_affected": "4.0.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.0.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.2"
},
{
"last_affected": "4.0.2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.0.3:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.3"
},
{
"last_affected": "4.0.3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.0.4:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.4"
},
{
"last_affected": "4.0.4"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.0.5:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.5"
},
{
"last_affected": "4.0.5"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.1.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.1.0"
},
{
"last_affected": "4.1.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.1.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.1.1"
},
{
"last_affected": "4.1.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.1.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.1.2"
},
{
"last_affected": "4.1.2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.1.3:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.1.3"
},
{
"last_affected": "4.1.3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.1.4:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.1.4"
},
{
"last_affected": "4.1.4"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.1.4:canary_1:*:*:*:*:*:*",
"range": [
{
"introduced": "4.1.4-canary_1"
},
{
"last_affected": "4.1.4-canary_1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.1.4:canary_2:*:*:*:*:*:*",
"range": [
{
"introduced": "4.1.4-canary_2"
},
{
"last_affected": "4.1.4-canary_2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.2.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.0"
},
{
"last_affected": "4.2.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.2.0:canary_1:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.0-canary_1"
},
{
"last_affected": "4.2.0-canary_1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.2.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.1"
},
{
"last_affected": "4.2.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:zeit:next.js:4.2.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.2"
},
{
"last_affected": "4.2.2"
}
],
"source": "CPE_STRING"
},
{
"range": [
{
"fixed": "44de0f15c96c425c193ffdccacb14f28051051d5"
}
],
"source": "REFERENCES_TAG",
"original_tag": "4.2.3"
}
]
}
}
],
"versions": [
"4.0.0",
"4.0.1",
"4.0.2",
"4.0.3",
"4.0.4",
"4.0.5",
"4.1.0",
"4.1.1",
"4.1.2",
"4.1.3",
"4.1.4",
"4.1.4-canary_1",
"4.1.4-canary_2",
"4.2.0",
"4.2.0-canary_1",
"4.2.1",
"4.2.2"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-6184.json"
}
}
],
"modified": "2026-10-20T10:50:28.528384553Z",
"provider": "osv",
"references": [
"https://github.com/zeit/next.js/releases/tag/4.2.3"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2018-6184",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 381745,
"published_at": "2018-01-24T10:29:01.02+00:00"
}