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CVE-2026-45109 Next.js: Middleware / Proxy bypass in App Router applications via segment-prefetch routes
| Reporter | Title | Published | Views | Family All 21 |
|---|---|---|---|---|
 | The vulnerability of the Next.js software platform for creating web applications relates to bypassing authentication by using an alternative path or channel, allowing a perpetrator to gain unauthorized access to protected information. | 8 Jun 202600:00 | – | bdu_fstec |
 | CVE-2026-45109 vulnerabilities | 13 May 202601:17 | – | cgr |
 | Next.js 安全漏洞 | 13 May 202600:00 | – | cnnvd |
 | CVE-2026-45109 | 13 May 202617:11 | – | cve |
 | Next.js has a Middleware / Proxy bypass in App Router applications via segment-prefetch routes - Incomplete Fix Follow-Up | 11 May 202616:21 | – | github |
 | CVE-2026-45109 | 13 May 202618:16 | – | nvd |
 | CGA-VXVH-XXGR-XXCC | 13 May 202603:34 | – | osv |
| GHSA-26HH-7CQF-HHC6 Next.js has a Middleware / Proxy bypass in App Router applications via segment-prefetch routes - Incomplete Fix Follow-Up | 11 May 202616:21 | – | osv |
| MINI-57C6-5WG4-2XM8 | 2 Jul 202613:24 | – | osv |
| MINI-74MQ-6MVJ-866X | 10 Jun 202611:54 | – | osv |
10
[
{
"vendor": "vercel",
"product": "next.js",
"versions": [
{
"version": ">= 15.2.0, < 15.5.17",
"status": "affected"
},
{
"version": ">= 16.0.0, < 16.2.6",
"status": "affected"
}
]
}
]Data
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13 May 2026 17:11Current
CVSS 3.17.5
EPSS0.00505