{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-27482", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-02-19T19:46:03.540Z", "datePublished": "2026-02-21T09:18:26.027Z", "dateUpdated": "2026-02-21T09:18:26.027Z"}, "containers": {"cna": {"title": "Ray: Dashboard DELETE endpoints allow unauthenticated browser-triggered DoS (Serve shutdown / job deletion)", "problemTypes": [{"descriptions": [{"cweId": "CWE-396", "lang": "en", "description": "CWE-396: Declaration of Catch for Generic Exception", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/ray-project/ray/security/advisories/GHSA-q5fh-2hc8-f6rq", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/ray-project/ray/security/advisories/GHSA-q5fh-2hc8-f6rq"}, {"name": "https://github.com/ray-project/ray/pull/60526", "tags": ["x_refsource_MISC"], "url": "https://github.com/ray-project/ray/pull/60526"}, {"name": "https://github.com/ray-project/ray/commit/0fda8b824cdc9dc6edd763bb28dfd7d1cc9b02a4", "tags": ["x_refsource_MISC"], "url": "https://github.com/ray-project/ray/commit/0fda8b824cdc9dc6edd763bb28dfd7d1cc9b02a4"}, {"name": "https://github.com/ray-project/ray/releases/tag/ray-2.54.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/ray-project/ray/releases/tag/ray-2.54.0"}], "affected": [{"vendor": "ray-project", "product": "ray", "versions": [{"version": "< 2.54.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-02-21T09:18:26.027Z"}, "descriptions": [{"lang": "en", "value": "Ray is an AI compute engine. In versions 2.53.0 and below, thedashboard HTTP server blocks browser-origin POST/PUT but does not cover DELETE, and key DELETE endpoints are unauthenticated by default. If the dashboard/agent is reachable (e.g., --dashboard-host=0.0.0.0), a web page via DNS rebinding or same-network access can issue DELETE requests that shut down Serve or delete jobs without user interaction. This is a drive-by availability impact. The fix for this vulnerability is to update to Ray 2.54.0 or higher."}], "source": {"advisory": "GHSA-q5fh-2hc8-f6rq", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Ray is an AI compute engine. In versions 2.53.0 and below, thedashboard HTTP server blocks browser-origin POST/PUT but does not cover DELETE, and key DELETE endpoints are unauthenticated by default. If the dashboard/agent is reachable (e.g., --dashboard-host=0.0.0.0), a web page via DNS rebinding or same-network access can issue DELETE requests that shut down Serve or delete jobs without user interaction. This is a drive-by availability impact. The fix for this vulnerability is to update to Ray 2.54.0 or higher."}], "id": "CVE-2026-27482", "lastModified": "2026-02-21T10:16:12.380", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-02-21T10:16:12.380", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/ray-project/ray/commit/0fda8b824cdc9dc6edd763bb28dfd7d1cc9b02a4"}, {"source": "security-advisories@github.com", "url": "https://github.com/ray-project/ray/pull/60526"}, {"source": "security-advisories@github.com", "url": "https://github.com/ray-project/ray/releases/tag/ray-2.54.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/ray-project/ray/security/advisories/GHSA-q5fh-2hc8-f6rq"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-396"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}