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CVE-2026-44574 Next.js: Middleware / Proxy bypass through dynamic route parameter injection

🗓️ 13 May 2026 16:56:06Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 25 Views

Next.js middleware dynamic routes allow authorization bypass via crafted query parameters; fixed in 15.5.16 and 16.2.5.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
GithubExploit
Exploit for CVE-2026-23870
7 May 202623:00
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GithubExploit
patch-to-exploit
26 May 202616:02
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ATTACKERKB
CVE-2026-44574
13 May 202616:56
attackerkb
Chainguard
CVE-2026-44574 vulnerabilities
13 May 202601:17
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Circl
CVE-2026-44574
7 May 202623:40
circl
CNNVD
Next.js 安全漏洞
13 May 202600:00
cnnvd
CVE
CVE-2026-44574
13 May 202616:56
cve
Github Security Blog
Next.js has a Middleware / Proxy bypass through dynamic route parameter injection
11 May 202615:54
github
Tenable Nessus
Next.js Framework 15.4.x < 15.5.16 / 16.x < 16.2.5 Authorization Bypass
15 May 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-44574
3 Jun 202600:00
nessus
Rows per page
[
  {
    "vendor": "vercel",
    "product": "next.js",
    "versions": [
      {
        "version": ">= 15.4.0, < 15.5.16",
        "status": "affected"
      },
      {
        "version": ">= 16.0.0, < 16.2.5",
        "status": "affected"
      }
    ]
  }
]

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