CVE-2026-26190

{"id": "CVE-2026-26190", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-26190", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-02-18T04:56:24.717605Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "milvus-io", "product": "milvus", "versions": [{"status": "affected", "version": "< 2.5.27"}, {"status": "affected", "version": ">= 2.6.0, < 2.6.10"}]}]}], "published": "2026-02-13T19:17:29.253", "references": [{"url": "https://github.com/milvus-io/milvus/commit/92b74dd2e286006a83b4a5f07951027b32e718a9", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/milvus-io/milvus/releases/tag/v2.5.27", "tags": ["Product", "Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/milvus-io/milvus/releases/tag/v2.6.10", "tags": ["Product", "Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/milvus-io/milvus/security/advisories/GHSA-7ppg-37fh-vcr6", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-306"}]}], "descriptions": [{"lang": "en", "value": "Milvus is an open-source vector database built for generative AI applications. Prior to 2.5.27 and 2.6.10, Milvus exposes TCP port 9091 by default, which enables authentication bypasses. The /expr debug endpoint uses a weak, predictable default authentication token derived from etcd.rootPath (default: by-dev), enabling arbitrary expression evaluation. The full REST API (/api/v1/*) is registered on the metrics/management port without any authentication, allowing unauthenticated access to all business operations including data manipulation and credential management. This vulnerability is fixed in 2.5.27 and 2.6.10."}, {"lang": "es", "value": "Milvus es una base de datos vectorial de c\u00f3digo abierto construida para aplicaciones de IA generativa. Antes de 2.5.27 y 2.6.10, Milvus expone el puerto TCP 9091 por defecto, lo que permite eludir la autenticaci\u00f3n. El endpoint de depuraci\u00f3n /expr utiliza un token de autenticaci\u00f3n predeterminado d\u00e9bil y predecible derivado de etcd.rootPath (por defecto: by-dev), lo que permite la evaluaci\u00f3n arbitraria de expresiones. La API REST completa (/api/v1/*) est\u00e1 registrada en el puerto de m\u00e9tricas/gesti\u00f3n sin ninguna autenticaci\u00f3n, lo que permite el acceso no autenticado a todas las operaciones comerciales, incluida la manipulaci\u00f3n de datos y la gesti\u00f3n de credenciales. Esta vulnerabilidad se corrige en 2.5.27 y 2.6.10."}], "lastModified": "2026-06-17T10:25:54.857", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:milvus:milvus:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "47F8F103-3983-4099-A154-D8F4A04A1EA5", "versionEndExcluding": "2.5.27"}, {"criteria": "cpe:2.3:a:milvus:milvus:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "34DA261B-809B-41E7-A1AA-486B04758216", "versionEndExcluding": "2.6.10", "versionStartIncluding": "2.6.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}