{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "2.14.0"
              },
              {
                "fixed": "2.14.4"
              },
              {
                "introduced": "2.13.0"
              },
              {
                "fixed": "2.13.8"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "19d8a9c03fde57ab691101dc90a17b92c55f09ad"
            },
            {
              "fixed": "79b003279fec8814d9dc5252c5f6d8100a170348"
            },
            {
              "introduced": "f94ac947f75e312f1ab9217d21b2770b48b734c8"
            },
            {
              "fixed": "853a0e93a1ca67653b80ae9550df98344e4e21c5"
            }
          ],
          "repo": "https://github.com/rancher/rancher",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-7r53-jvhg-9jq4"
  ],
  "database_specific": {
    "cna_assigner": "suse",
    "cwe_ids": [
      "CWE-312"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/55xxx/CVE-2026-55997.json"
  },
  "details": "Rancher issues long-lived registration tokens to authenticate nodes and agents joining a downstream cluster. These tokens were stored and exposed in plaintext with no expiration, so a malicious user could obtain one either through the Rancher API, etcd, stored automation, or direct file access on a node, and could use it at any time to register a rogue node into the cluster.",
  "id": "CVE-2026-55997",
  "modified": "2026-08-12T03:51:22.097685749Z",
  "published": "2026-08-05T07:53:00.194Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/55xxx/CVE-2026-55997.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/rancher/rancher/security/advisories/GHSA-7r53-jvhg-9jq4"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-55997"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-55997"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Long-lived Rancher registration token exposed in plaintext"
}