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CVE-2026-64646

🗓️ 27 Jul 2026 18:54:59Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 124 Views

Next.js Server Action on Edge runtime can cause unbounded memory use; fixed in 15.5.21 and 16.2.11.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-64646
27 Jul 202618:54
attackerkb
cgr
Chainguard
CVE-2026-64646 vulnerabilities
24 Jul 202602:17
cgr
cvelist
Cvelist
CVE-2026-64646 Next.js: Unbounded Server Action payload in Edge runtime
27 Jul 202618:54
cvelist
euvd
EUVD
EUVD-2026-49401
27 Jul 202618:54
euvd
github
Github Security Blog
Next.js: Unbounded Server Action payload in Edge runtime
22 Jul 202623:02
github
nessus
Tenable Nessus
Next.js Framework 13.x < 15.5.21 / 16.x < 16.2.11 Multiple Vulnerabilities
3 Sep 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-64646
29 Jul 202600:00
nessus
nvd
NVD
CVE-2026-64646
27 Jul 202619:17
nvd
osv
OSV
CGA-3G3W-G8WP-PQCF
23 Jul 202613:15
osv
osv
OSV
CGA-45P4-V98X-2P93
15 Sep 202616:12
osv
Rows per page
NVD
Vulners
Node
OR
vercelnext.jsRange13.0.015.5.21node.js
vercelnext.jsRange16.0.016.2.11node.js
[
  {
    "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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29 Jul 2026 14:39Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.3
CVSS 46.3
EPSS0.00531
SSVC
124