{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-7584",
        "assignerOrgId": "455daabc-a392-441d-aa46-37d35189897c",
        "state": "PUBLISHED",
        "assignerShortName": "NCSC.ch",
        "dateReserved": "2026-05-01T07:14:23.592Z",
        "datePublished": "2026-05-01T07:21:18.781Z",
        "dateUpdated": "2026-05-01T13:26:59.075Z"
    },
    "containers": {
        "cna": {
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                "orgId": "455daabc-a392-441d-aa46-37d35189897c",
                "shortName": "NCSC.ch",
                "dateUpdated": "2026-05-01T07:21:18.781Z"
            },
            "title": "Arbitrary Code Execution via Unsafe Deserialization in LabOne Q",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-502",
                            "description": "CWE-502 Deserialization of Untrusted Data",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Zurich Instruments",
                    "product": "LabOne Q",
                    "collectionURL": "https://pypi.org/project/laboneq/",
                    "packageName": "laboneq",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "2.41.0",
                            "lessThan": "26.1.2",
                            "versionType": "python"
                        },
                        {
                            "status": "affected",
                            "version": "26.4.0b1",
                            "lessThanOrEqual": "26.4.0b5",
                            "versionType": "python"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "The LabOne Q serialization framework uses a class-loading mechanism (import_cls) to dynamically import and instantiate Python classes during deserialization. Prior to the fix, this mechanism accepted arbitrary fully-qualified class names from the serialized data without any validation of the target class or restriction on which modules could be imported. An attacker can craft a serialized experiment file that causes the deserialization engine to import and instantiate arbitrary Python classes with attacker-controlled constructor arguments, resulting in arbitrary code execution in the context of the user running the Python process. Exploitation requires the victim to load a malicious file using LabOne Q's deserialization functions, for example a compromised experiment file shared for collaboration or support purposes.",
                    "supportingMedia": [
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                            "type": "text/html",
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                            "value": "<p>The LabOne Q serialization framework uses a class-loading mechanism (import_cls) to dynamically import and instantiate Python classes during deserialization. Prior to the fix, this mechanism accepted arbitrary fully-qualified class names from the serialized data without any validation of the target class or restriction on which modules could be imported. An attacker can craft a serialized experiment file that causes the deserialization engine to import and instantiate arbitrary Python classes with attacker-controlled constructor arguments, resulting in arbitrary code execution in the context of the user running the Python process. Exploitation requires the victim to load a malicious file using LabOne Q's deserialization functions, for example a compromised experiment file shared for collaboration or support purposes.</p>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.zhinst.com/support/security/2026/zi-sa-2026-002/",
                    "name": "ZI-SA-2026-002",
                    "tags": [
                        "vendor-advisory"
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "attackVector": "LOCAL",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "REQUIRED",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseSeverity": "HIGH",
                        "baseScore": 7.8,
                        "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
                    }
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                            "value": "GENERAL"
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                    "cvssV4_0": {
                        "attackVector": "LOCAL",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
                        "userInteraction": "ACTIVE",
                        "vulnConfidentialityImpact": "HIGH",
                        "subConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "HIGH",
                        "subIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "HIGH",
                        "subAvailabilityImpact": "NONE",
                        "exploitMaturity": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "valueDensity": "NOT_DEFINED",
                        "vulnerabilityResponseEffort": "NOT_DEFINED",
                        "providerUrgency": "NOT_DEFINED",
                        "version": "4.0",
                        "baseSeverity": "HIGH",
                        "baseScore": 8.4,
                        "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
                    }
                }
            ],
            "workarounds": [
                {
                    "lang": "en",
                    "value": "Do not load untrusted experiment files: only deserialize experiment files (JSON, YAML) that originate from a trusted source. Treat serialized experiment files with the same caution as executable scripts.\n\n\n\nValidate file provenance: when receiving experiment files from external parties (e.g. for support or collaboration), verify their origin before loading them.\n\n\n\nAudit serialized files: before loading, inspect serialized experiment files and verify that only trusted classes are listed as deserializers.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>Do not load untrusted experiment files: only deserialize experiment files (JSON, YAML) that originate from a trusted source. Treat serialized experiment files with the same caution as executable scripts.</p><p>Validate file provenance: when receiving experiment files from external parties (e.g. for support or collaboration), verify their origin before loading them.</p><p>Audit serialized files: before loading, inspect serialized experiment files and verify that only trusted classes are listed as deserializers.</p>"
                        }
                    ]
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "value": "Update LabOne Q to version 26.1.2 (security backport on the 26.1.x line) or to 26.4.0 or later. The package can be updated via `pip install --upgrade laboneq`.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>Update LabOne Q to version 26.1.2 (security backport on the 26.1.x line) or to 26.4.0 or later. The package can be updated via `pip install --upgrade laboneq`.</p>"
                        }
                    ]
                }
            ],
            "source": {
                "discovery": "INTERNAL"
            },
            "x_generator": {
                "engine": "Vulnogram 1.0.2"
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        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-05-01T13:26:46.982666Z",
                                "id": "CVE-2026-7584",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-05-01T13:26:59.075Z"
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}