{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "2026.5.29"
              },
              {
                "fixed": "2026.5.29"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "c6b4dab2fca5d6e0c25959fb1cdd6ab1d0d1278f"
            }
          ],
          "repo": "https://github.com/nullclaw/nullhub",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-306"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110616.json"
  },
  "details": "NullHub through 2026.5.29 contains a missing authentication vulnerability that allows unauthenticated attackers to access the /api/* management API because the auth_token field defaults to null and is never assigned. Attackers sending requests without Authorization or Origin headers to non-loopback listeners can control agent instances, rewrite configurations including provider credentials, and manage cron jobs and MCP servers.",
  "id": "CVE-2026-110616",
  "modified": "2026-10-16T02:31:18.278558888Z",
  "published": "2026-10-14T14:16:55.237Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110616.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/rJrLma3izg"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-110616"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/nullhub-through-2026.5.29-missing-authentication-for-api-management-api"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/nullclaw/nullhub"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/nullclaw/nullhub/blob/v2026.5.29/Dockerfile#L69-L71"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/nullclaw/nullhub/blob/v2026.5.29/src/api/settings.zig#L29-L54"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/nullclaw/nullhub/blob/v2026.5.29/src/server.zig#L546-L556"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "NullHub through 2026.5.29 Missing Authentication for /api Management API"
}