{"id":"CVE-2026-110616","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-110616","summary":"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…","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.","published":"2026-10-14T15:17:13.767","modified":"2026-10-14T15:17:13.767","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/nullclaw/nullhub"},{"type":"WEB","url":"https://github.com/nullclaw/nullhub/blob/v2026.5.29/Dockerfile#L69-L71"},{"type":"WEB","url":"https://github.com/nullclaw/nullhub/blob/v2026.5.29/src/api/settings.zig#L29-L54"},{"type":"WEB","url":"https://github.com/nullclaw/nullhub/blob/v2026.5.29/src/server.zig#L546-L556"},{"type":"WEB","url":"https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/rJrLma3izg"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/nullhub-through-2026.5.29-missing-authentication-for-api-management-api"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-14T15:17:13.767"}}