{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2026-122987","sourceIdentifier":"secure@microsoft.com","published":"2026-11-10T19:20:38.380","lastModified":"2026-11-11T02:17:12.640","vulnStatus":"Awaiting Analysis","cveTags":[],"descriptions":[{"lang":"en","value":"Missing authentication for critical function in Microsoft High Performance Computing (HPC) Pack allows an unauthorized attacker to elevate privileges over a network."}],"affected":[{"source":"secure@microsoft.com","affectedData":[{"vendor":"Microsoft","product":"Microsoft HPC Pack 2016","versions":[{"version":"1.0.0","lessThan":"publication","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft HPC Pack 2019","versions":[{"version":"1.0.0","lessThan":"6.3.8364","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-11-11T01:37:12.552841Z","id":"CVE-2026-122987","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"secure@microsoft.com","type":"Secondary","description":[{"lang":"en","value":"CWE-306"}]}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-122987","source":"secure@microsoft.com"}]}}