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CVE-2026-63421

🗓️ 21 Aug 2026 20:15:16Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

Keystone maxTake bypass via negative take value in findMany resolver enabling resource exhaustion.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-63421 Keystone: `graphql.maxTake` bypass with negative `take`
21 Aug 202620:15
cvelist
euvd
EUVD
EUVD-2026-64134
21 Aug 202620:55
euvd
nvd
NVD
CVE-2026-63421
21 Aug 202621:17
nvd
ptsecurity
Positive Technologies
PT-2026-79448
21 Aug 202600:00
ptsecurity
Vulners
Node
[
  {
    "vendor": "keystonejs",
    "product": "keystone",
    "versions": [
      {
        "version": "< 6.5.3",
        "status": "affected"
      }
    ]
  }
]

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21 Aug 2026 21:17Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17.5
5