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CVE-2026-71424

🗓️ 17 Aug 2026 21:28:32Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 1 Views

Onyx exposes another user's OAuth Authorization header via MCP servers API to any BASIC_ACCESS user before 3.1.10, 3.2.14, and 4.0.0.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-71424 Onyx: Cross-user OAuth-token leak via /api/mcp/servers* for per-user MCP servers
17 Aug 202621:28
cvelist
euvd
EUVD
EUVD-2026-60479
17 Aug 202621:28
euvd
nvd
NVD
CVE-2026-71424
17 Aug 202622:17
nvd
Vulners
Node
OR
onyx-dot-apponyxRange<3.1.10
onyx-dot-apponyxRange3.2.03.2.14
onyx-dot-apponyxRange3.3.0-beta.04.0.0
[
  {
    "vendor": "onyx-dot-app",
    "product": "onyx",
    "versions": [
      {
        "version": "< 3.1.10",
        "status": "affected"
      },
      {
        "version": ">= 3.2.0, < 3.2.14",
        "status": "affected"
      },
      {
        "version": ">= 3.3.0-beta.0, < 4.0.0",
        "status": "affected"
      }
    ]
  }
]

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