GHSA-67RR-84XM-4C7R

Vulnerability from github – Published: 2025-07-03 21:14 – Updated: 2025-07-03 21:49
VLAI?
Summary
Next.JS vulnerability can lead to DoS via cache poisoning
Details

Summary

A vulnerability affecting Next.js has been addressed. It impacted versions 15.0.4 through 15.1.8 and involved a cache poisoning bug leading to a Denial of Service (DoS) condition.

Under certain conditions, this issue may allow a HTTP 204 response to be cached for static pages, leading to the 204 response being served to all users attempting to access the page

More details: CVE-2025-49826

Credits

  • Allam Rachid zhero;
  • Allam Yasser (inzo)
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "next"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "15.0.4-canary.51"
            },
            {
              "fixed": "15.1.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-49826"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-444"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-07-03T21:14:48Z",
    "nvd_published_at": "2025-07-03T21:15:27Z",
    "severity": "HIGH"
  },
  "details": "### Summary\nA vulnerability affecting Next.js has been addressed. It impacted versions 15.0.4 through 15.1.8 and involved a cache poisoning bug leading to a Denial of Service (DoS) condition.\n\nUnder certain conditions, this issue may allow a HTTP 204 response to be cached for static pages, leading to the 204 response being served to all users attempting to access the page\n\nMore details: [CVE-2025-49826](https://vercel.com/changelog/cve-2025-49826)\n\n## Credits\n- Allam Rachid [zhero;](https://zhero-web-sec.github.io/research-and-things/)\n- Allam Yasser (inzo)",
  "id": "GHSA-67rr-84xm-4c7r",
  "modified": "2025-07-03T21:49:52Z",
  "published": "2025-07-03T21:14:48Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/security/advisories/GHSA-67rr-84xm-4c7r"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-49826"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/commit/16bfce64ef2157f2c1dfedcfdb7771bc63103fd2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/commit/a15b974ed707d63ad4da5b74c1441f5b7b120e93"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/vercel/next.js"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/releases/tag/v15.1.8"
    },
    {
      "type": "WEB",
      "url": "https://vercel.com/changelog/cve-2025-49826"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Next.JS vulnerability can lead to DoS via cache poisoning "
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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