{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-110616", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-14T13:07:25.514Z", "datePublished": "2026-10-14T14:16:55.237Z", "dateUpdated": "2026-10-14T14:16:55.237Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-14T14:16:55.237Z" }, "datePublic": "2026-10-14T00:00:00.000Z", "title": "NullHub through 2026.5.29 Missing Authentication for /api Management API", "descriptions": [ { "lang": "en", "value": "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." } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Missing Authentication for Critical Function", "cweId": "CWE-306", "type": "CWE" } ] } ], "affected": [ { "vendor": "nullclaw", "product": "NullHub", "defaultStatus": "unaffected", "versions": [ { "version": "0", "lessThanOrEqual": "2026.5.29", "status": "affected", "versionType": "custom" } ], "repo": "https://github.com/nullclaw/nullhub" } ], "metrics": [ { "format": "CVSS", "cvssV4_0": { "version": "4.0", "vectorString": "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", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 9.2, "baseSeverity": "CRITICAL" } }, { "format": "CVSS", "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH" } } ], "references": [ { "url": "https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/rJrLma3izg", "tags": [ "third-party-advisory" ] }, { "url": "https://github.com/nullclaw/nullhub/blob/v2026.5.29/src/server.zig#L546-L556", "tags": [ "technical-description" ] }, { "url": "https://github.com/nullclaw/nullhub/blob/v2026.5.29/src/api/settings.zig#L29-L54", "tags": [ "technical-description" ] }, { "url": "https://github.com/nullclaw/nullhub/blob/v2026.5.29/Dockerfile#L69-L71", "tags": [ "technical-description" ] }, { "url": "https://github.com/nullclaw/nullhub", "tags": [ "product" ] }, { "name": "VulnCheck Advisory: NullHub through 2026.5.29 Missing Authentication for /api Management API", "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/nullhub-through-2026.5.29-missing-authentication-for-api-management-api" } ], "credits": [ { "lang": "en", "value": "hieuPenguinnn", "type": "finder" } ], "x_generator": { "engine": "vulncheck-endgame" } } } }