{"id":"EM-20261103-6LT3","url":"https://cyber.eventmonitor.net/incident/EM-20261103-6LT3/","type":"cve","title":"mlflow Vulnerability (CVE-2026-118623)","subtitle":"CVE-2026-118623","subject":"CVE-2026-118623","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-03T23:45:23.000Z","firstSignal":"2026-10-29T05:00:00.000Z","lastSignal":"2026-11-04T00:17:23.273Z","updated":"2026-11-04T14:43:58.877Z","revision":1,"life":[{"status":"Born","at":"2026-11-03T23:45:23.000Z","why":"second independent source: C41 Red Hat Security Data"},{"status":"Developing","at":"2026-11-03T23:45:23.000Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-10-29T05:00:00.000Z","what":"First signal: C37 Zero Day Initiative (published)"},{"at":"2026-11-03T23:45:23.000Z","what":"Born: second source, C41 Red Hat Security Data. Page EM-20261103-6LT3 created."},{"at":"2026-11-03T23:45:23.000Z","what":"Severity raised to High by C41"},{"at":"2026-11-04T00:17:23.273Z","what":"Source joined: C6 NVD CVE API 2.0"}],"stages":[{"name":"Disclosed","at":"2026-11-04T00:17:23.273Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-04T00:17:23.273Z","detail":"CVSS 7.8 · EPSS 0.4%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-03T23:45:23.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-10-29T05:00:00.000Z","source":"C37","sourceName":"Zero Day Initiative (published)","role":"Research & News","severity":2,"title":"ZDI-26-839: MLflow PickleEvaluationArtifact Deserialization of Untrusted Data Remote Code Execution Vulnerability","text":"This vulnerability allows remote attackers to execute arbitrary code on affected installations of MLflow. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-118623.","url":"http://www.zerodayinitiative.com/advisories/ZDI-26-839/"},{"at":"2026-11-03T23:45:23.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-118623 (important)","text":"mlflow: mlflow: Arbitrary code execution via untrusted data deserialization in PickleEvaluationArtifact","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-118623.json"},{"at":"2026-11-04T00:17:23.273Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-118623 (CVSS 7.8)","text":"MLflow PickleEvaluationArtifact Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of MLflow. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of pickle files. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118623"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-04T00:17:23.273","score":7.8,"severity":"HIGH","desc":"MLflow PickleEvaluationArtifact Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of MLflow. User interaction is required to exploit this vulnerability in that the target must visit a ","product":"","seen":1793803438877},"kev":null,"epss":{"epss":0.00373,"pct":0.31406,"at":1793803438877},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}