{"id":"CVE-2026-110616","revision":"f25ef876d03648a8ba945825500fc29e","records":[{"revision":"f25ef876d03648a8ba945825500fc29e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-110616","aliases":[],"title":"NullHub through 2026.5.29 Missing Authentication for /api Management API","description":"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.","state":0,"publishedAt":"2026-10-14T14:16:55.237+00:00","modifiedAt":"2026-10-20T01:14:30.401+00:00","affected":[{"ecosystem":"Vendor product","name":"NullHub","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"nullclaw\",\n                    \"product\": \"NullHub\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"2026.5.29\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"repo\": \"https://github.com/nullclaw/nullhub\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"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","score":9.2,"severity":"CRITICAL"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1,"severity":"HIGH"}],"references":["https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/rJrLma3izg","https://github.com/nullclaw/nullhub/blob/v2026.5.29/src/server.zig#L546-L556","https://github.com/nullclaw/nullhub/blob/v2026.5.29/src/api/settings.zig#L29-L54","https://github.com/nullclaw/nullhub/blob/v2026.5.29/Dockerfile#L69-L71","https://github.com/nullclaw/nullhub","https://www.vulncheck.com/advisories/nullhub-through-2026.5.29-missing-authentication-for-api-management-api"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110616","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110616","identifiers":["CVE-2026-110616"]},"retained":false,"historicalAffected":[]}],"coverage":[]}