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CVE-2026-64646 Next.js: Unbounded Server Action payload in Edge runtime

🗓️ 27 Jul 2026 18:54:59Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 18 Views

CVE-2026-64646: Next.js Edge runtime server actions may cause memory growth; fixed in 15.5.21.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-64646
27 Jul 202618:54
attackerkb
Chainguard
CVE-2026-64646 vulnerabilities
24 Jul 202602:17
cgr
CVE
CVE-2026-64646
27 Jul 202618:54
cve
EUVD
EUVD-2026-49401
27 Jul 202618:54
euvd
Github Security Blog
Next.js: Unbounded Server Action payload in Edge runtime
22 Jul 202623:02
github
NVD
CVE-2026-64646
27 Jul 202619:17
nvd
OSV
CGA-MV92-5JXC-WJG2
23 Jul 202618:41
osv
OSV
CVE-2026-64646 Next.js: Unbounded Server Action payload in Edge runtime
27 Jul 202618:54
osv
OSV
GHSA-4C39-4CCG-62R3 Next.js: Unbounded Server Action payload in Edge runtime
22 Jul 202623:02
osv
OSV
MINI-G2X5-FG8F-3Q9W
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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