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CVE-2026-18676 Kong Mesh: default control plane config leaks the admin token cross-origin via a CORS wildcard and localhost admin

🗓️ 12 Aug 2026 18:42:38Reported by KongType 
cvelist
 cvelist
🔗 www.cve.org👁 11 Views

Kong Mesh kuma-cp leaks admin token and signing keys via CORS wildcard to any visited page.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-18676
12 Aug 202618:42
cve
euvd
EUVD
EUVD-2026-57423
12 Aug 202618:42
euvd
nvd
NVD
CVE-2026-18676
12 Aug 202619:17
nvd
[
  {
    "vendor": "Kong Inc.",
    "product": "Kong Mesh",
    "platforms": [
      "Linux"
    ],
    "modules": [
      "kuma-cp"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "2.7.25",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.8.0",
        "lessThan": "2.9.15",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.10.0",
        "lessThan": "2.11.13",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.12.0",
        "lessThan": "2.12.10",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.13.0",
        "lessThan": "2.13.5",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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