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CVE-2026-64648 Next.js: Response Body Cache Confusion for Requests Containing Bodies

🗓️ 27 Jul 2026 19:20:42Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 16 Views

Next.js server-side fetch with a request body could leak cached response data across requests; fixed in 15.5.21 and 16.2.11.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Chainguard
CVE-2026-64648 vulnerabilities
24 Jul 202602:17
cgr
CVE
CVE-2026-64648
27 Jul 202619:20
cve
EUVD
EUVD-2026-49565
27 Jul 202619:20
euvd
Github Security Blog
Next.js: Cache confusion of response bodies for requests with bodies
22 Jul 202623:08
github
NVD
CVE-2026-64648
27 Jul 202620:16
nvd
OSV
CGA-HC7X-XWX5-FW28
23 Jul 202618:41
osv
OSV
CVE-2026-64648 Next.js: Response Body Cache Confusion for Requests Containing Bodies
27 Jul 202619:20
osv
OSV
GHSA-68G3-V927-F742 Next.js: Cache confusion of response bodies for requests with bodies
22 Jul 202623:08
osv
OSV
MINI-QRG7-JC4M-8JCX
23 Jul 202613:35
osv
OSV
MINI-RC6C-47JC-V46P
23 Jul 202619:21
osv
Rows per page
[
  {
    "vendor": "vercel",
    "product": "next.js",
    "versions": [
      {
        "version": ">= 13.0.0, < 15.5.21",
        "status": "affected"
      },
      {
        "version": ">= 16.0.0, < 16.2.11",
        "status": "affected"
      }
    ]
  }
]

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