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CVE-2026-5423

🗓️ 06 Aug 2026 15:15:29Reported by Neo4jType 
cve
 cve
🔗 web.nvd.nist.gov👁 170 Views🌐 WEB

Subscription auth bypass via unverified JSON Web Token in GraphQL connectionParams; fix in 7.5.6+ or 5.12.14+.

Related
Detection
Affected
Refs
Paths
CNA
Node
OR
neo4jgraphqlRange7.0.0–7.5.6
neo4jgraphqlRange5.0.0–5.12.14
neo4jgraphqlRange6.0.0–6.6.4
[
  {
    "vendor": "neo4j",
    "product": "graphql",
    "collectionURL": "https://registry.npmjs.org",
    "packageName": "@neo4j/graphql",
    "repo": "https://github.com/neo4j/graphql",
    "versions": [
      {
        "status": "affected",
        "version": "7.0.0",
        "lessThan": "7.5.6",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "5.0.0",
        "lessThan": "5.12.14",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "6.0.0",
        "lessThanOrEqual": "6.6.4",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
ParameterPositionPathDescriptionCWE
connectionParams.jwtheader/graphqlThe @neo4j/graphql library fails to verify the authenticity of a pre-decoded JWT object provided in the GraphQL subscription connectionParams, allowing an unauthenticated attacker to forge claims like 'sub' or 'roles'.CWE-302

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24 Oct 2026 16:10Current
5.9Medium risk
Vulners AI Score5.9
CVSS 48.2
EPSS0.00586
SSVC
170