{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2.7.26"
              },
              {
                "introduced": "2.8.0"
              },
              {
                "fixed": "2.9.16"
              },
              {
                "introduced": "2.10.0"
              },
              {
                "fixed": "2.11.14"
              },
              {
                "introduced": "2.12.0"
              },
              {
                "fixed": "2.12.11"
              },
              {
                "introduced": "2.13.0"
              },
              {
                "fixed": "2.13.7"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "90c4dfdd7b5b67db087baca61d04ea8a4712ff2e"
            },
            {
              "introduced": "1110a0305eec00f1b2fd7482d6df4f3dd6a9d78e"
            },
            {
              "fixed": "2955869905710384ac686ab651d19953fc85e779"
            },
            {
              "introduced": "fed2256136e694d2a5deedb2490d382ee280fbbe"
            },
            {
              "fixed": "00ea5e4a54e2ca09b05d95f73e025d40d6f70c29"
            },
            {
              "introduced": "6b4779917a9f9f9a73ef959a22e243b9a14b4ba1"
            },
            {
              "fixed": "4bd8f7f6f9ad72b703be5fab2ead97dd09685d6b"
            },
            {
              "introduced": "99bb946e09bcdf7f7e6c1275c8bf14206db77274"
            },
            {
              "fixed": "744bfbb76ce474f568a10a88a6974c2b4db98bcd"
            }
          ],
          "repo": "https://github.com/kumahq/kuma",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-wvmp-6r4v-j6cv"
  ],
  "database_specific": {
    "cna_assigner": "Kong",
    "cwe_ids": [
      "CWE-295"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/18xxx/CVE-2026-18679.json"
  },
  "details": "When kuma-dp is started against an HTTPS control plane and the operator did not pass a CA certificate, the data plane connects with TLS peer verification disabled, and the dataplane authentication token is sent over that unverified connection.\n\n\n\nAn on-path actor can intercept the dataplane authentication token and impersonate the control plane to the data plane, injecting a forged bootstrap configuration and taking over the proxy.",
  "id": "CVE-2026-18679",
  "modified": "2026-08-15T11:30:52.031829338Z",
  "published": "2026-08-12T18:52:31.146Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://developer.konghq.com/mesh/changelog/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/18xxx/CVE-2026-18679.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/kumahq/kuma/security/advisories/GHSA-wvmp-6r4v-j6cv"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18679"
    },
    {
      "type": "FIX",
      "url": "https://github.com/kumahq/kuma/pull/16777"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Kong Mesh: kuma-dp connects to the control plane without verifying the TLS certificate when no CA is configured"
}