{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-118627", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "state": "PUBLISHED", "assignerShortName": "zdi", "dateReserved": "2026-10-28T16:57:01.649Z", "datePublished": "2026-11-03T23:45:58.808Z", "dateUpdated": "2026-11-03T23:45:58.808Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2026-11-03T23:45:58.808Z"}, "title": "MLflow SHAP load_explainer Deserialization of Untrusted Data Remote Code Execution Vulnerability", "descriptions": [{"lang": "en", "value": "MLflow SHAP load_explainer 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 loading of SHAP explainer models. 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 context of the current user. Was ZDI-CAN-30301."}], "affected": [{"vendor": "MLflow", "product": "MLflow", "versions": [{"version": "3.11.2.dev0", "status": "affected"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-502", "description": "CWE-502: Deserialization of Untrusted Data", "type": "CWE"}]}], "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-26-843/", "name": "ZDI-26-843", "tags": ["x_research-advisory"]}], "dateAssigned": "2026-10-28T16:57:01.676Z", "datePublic": "2026-10-29T19:05:22.981Z", "source": {"lang": "en", "value": "Ben Koo (@kiddo_pwn)"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}}]}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "MLflow", "vendor": "MLflow", "versions": [{"status": "affected", "version": "3.11.2.dev0"}]}], "source": "zdi-disclosures@trendmicro.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "MLflow SHAP load_explainer 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 loading of SHAP explainer models. 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 context of the current user. Was ZDI-CAN-30301."}], "id": "CVE-2026-118627", "lastModified": "2026-11-04T00:17:24.000", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}, "published": "2026-11-04T00:17:23.890", "references": [{"source": "zdi-disclosures@trendmicro.com", "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-843/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "zdi-disclosures@trendmicro.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.11.2.dev0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "MLflow", "source": "cna", "vendor": "MLflow"}, "product": "mlflow", "vendor": "mlflow"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.11.2.dev0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "MLflow", "source": "cna", "vendor": "MLflow"}, "product": "mlflow/mlflow", "vendor": "mlflow"}], "created": "2026-11-04T01:45:05.954791+00:00", "updated": "2026-11-04T01:45:05.954817+00:00", "vendors": ["mlflow", "mlflow$PRODUCT$mlflow", "mlflow$PRODUCT$mlflow/mlflow"]}