{"schemaVersion":3,"id":"CVE-2026-47626","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"NVIDIA DGX Spark contains a vulnerability in the system firmware, where a privileged attacker could be able to cause an out-of-bounds write. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, denial of service, information disclosure, and data tampering.","dates":{"published":"2026-08-25T16:10:57.063Z","modified":"2026-08-26T03:56:35.686Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.2,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":8.2,"severity":"high","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.2,"severity":"high","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00199,"percentile":0.09152,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00199},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00199,"percentile":0.09152}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00199,"percentile":0.09152}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-787","name":"Out-of-bounds Write","description":"The product writes data past the end, or before the beginning, of the intended buffer.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/787.html"}],"affected":[{"vendor":"nvidia","product":"dgx_spark_uefi","name":"dgx spark uefi","label":"dgx_spark_uefi","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"0 to 1.110.12","noFixRecorded":false,"fixedIn":null},{"text":"< 1.110.13","noFixRecorded":false,"fixedIn":null}],"versionsText":"0 to 1.110.12 | < 1.110.13","eol":null,"hubHref":"/vendor/nvidia/dgx_spark"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-47626","label":"nvd.nist.gov/vuln/detail/CVE-2026-47626","hostname":"nvd.nist.gov","tags":["US Government Resource"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-47626","label":"www.cve.org/CVERecord?id=CVE-2026-47626","hostname":"www.cve.org","tags":["Third Party Advisory"]},{"url":"https://github.com/NVIDIA/product-security/tree/main/2026/5867","label":"github.com/NVIDIA/product-security/tree/main/2026/5867","hostname":"github.com","tags":["Product"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-08-25T16:10:57.063Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-08-26T03:56:35.686Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":33,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T21:31:26.675Z","stale":false,"partial":false}}