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CVE-2026-64643 Next.js: Unauthenticated Disclosure of Internal Server Function endpoints

🗓️ 27 Jul 2026 17:48:17Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 44 Views

Unauthenticated disclosure of internal server endpoints in Next.js with App Router and Server Actions; fixed in 15.5.21 and 16.2.11.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ibm
IBM Security Bulletins
Security Bulletin: The Network Threat Analytics App for IBM QRadar SIEM contains components with known vulnerabilities
14 Aug 202618:22
ibm
attackerkb
ATTACKERKB
CVE-2026-64643
27 Jul 202617:48
attackerkb
cgr
Chainguard
CVE-2026-64643 vulnerabilities
24 Jul 202602:17
cgr
cve
CVE
CVE-2026-64643
27 Jul 202617:48
cve
euvd
EUVD
EUVD-2026-49383
27 Jul 202617:48
euvd
github
Github Security Blog
Next.js: Unauthenticated disclosure of internal Server Function endpoints
22 Jul 202623:00
github
nvd
NVD
CVE-2026-64643
27 Jul 202618:16
nvd
osv
OSV
CGA-42W2-J8P9-JMRW
23 Jul 202611:51
osv
osv
OSV
CGA-4WPM-WP9R-M6GP
23 Jul 202618:41
osv
osv
OSV
CGA-5G9F-XGWV-XFPW
23 Jul 202614:18
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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