GHSA-7GFC-8CQ8-JH5F

Vulnerability from github – Published: 2024-12-17 15:09 – Updated: 2025-09-10 21:12
VLAI?
Summary
Next.js authorization bypass vulnerability
Details

Impact

If a Next.js application is performing authorization in middleware based on pathname, it was possible for this authorization to be bypassed.

Patches

This issue was patched in Next.js 14.2.15 and later.

If your Next.js application is hosted on Vercel, this vulnerability has been automatically mitigated, regardless of Next.js version.

Workarounds

There are no official workarounds for this vulnerability.

Credits

We'd like to thank tyage (GMO CyberSecurity by IERAE) for responsible disclosure of this issue.

Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "next"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.5.5"
            },
            {
              "fixed": "14.2.15"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-51479"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-285",
      "CWE-863"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-12-17T15:09:06Z",
    "nvd_published_at": "2024-12-17T19:15:06Z",
    "severity": "HIGH"
  },
  "details": "### Impact\nIf a Next.js application is performing authorization in middleware based on pathname, it was possible for this authorization to be bypassed.\n\n### Patches\nThis issue was patched in Next.js `14.2.15` and later.\n\nIf your Next.js application is hosted on Vercel, this vulnerability has been automatically mitigated, regardless of Next.js version.\n\n### Workarounds\nThere are no official workarounds for this vulnerability.\n\n#### Credits\nWe\u0027d like to thank [tyage](http://github.com/tyage) (GMO CyberSecurity by IERAE) for responsible disclosure of this issue.",
  "id": "GHSA-7gfc-8cq8-jh5f",
  "modified": "2025-09-10T21:12:24Z",
  "published": "2024-12-17T15:09:06Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/security/advisories/GHSA-7gfc-8cq8-jh5f"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-51479"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/commit/1c8234eb20bc8afd396b89999a00f06b61d72d7b"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/vercel/next.js"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/releases/tag/v14.2.15"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Next.js authorization bypass vulnerability"
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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