{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-4827", "assignerOrgId": "076d1eb6-cfab-4401-b34d-6dfc2a413bdb", "state": "PUBLISHED", "assignerShortName": "schneider", "dateReserved": "2026-03-25T14:07:29.111Z", "datePublished": "2026-05-12T12:24:22.928Z", "dateUpdated": "2026-05-12T12:24:22.928Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "076d1eb6-cfab-4401-b34d-6dfc2a413bdb", "shortName": "schneider", "dateUpdated": "2026-05-12T12:24:22.928Z"}, "title": "Insufficient Entropy vulnerability on Multiple Products", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-331", "description": "CWE-331 Insufficient entropy", "type": "CWE"}]}], "affected": [{"vendor": "Schneider Electric", "product": "Easergy MiCOM C264", "versions": [{"status": "affected", "version": "Versions D6.x all versions"}, {"status": "affected", "version": "Versions D7.33 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "Easergy C5", "versions": [{"status": "affected", "version": "Version 1.1.17 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "Easergy MiCOM P30", "modules": ["All MiCOM P30 devices with Advanced Cyber Security (module or feature)"], "versions": [{"status": "affected", "version": "Easergy MiCOM P139 version prior to P139.678.700"}, {"status": "affected", "version": "Easergy MiCOM P437 version prior to P437.678.700"}, {"status": "affected", "version": "Easergy MiCOM P439 version prior to P439.678.700"}, {"status": "affected", "version": "Easergy MiCOM P532 version prior to P532.678.700"}, {"status": "affected", "version": "Easergy MiCOM P539 version prior to P539.678.700"}, {"status": "affected", "version": "Easergy MiCOM P631 version prior to P631.678.700"}, {"status": "affected", "version": "Easergy MiCOM P632 version prior to P632.678.700"}, {"status": "affected", "version": "Easergy MiCOM P633 version prior to P633.678.700"}, {"status": "affected", "version": "Easergy MiCOM P633 version P633.680.700 only"}, {"status": "affected", "version": "Easergy MiCOM P634 version prior to P634.678.700"}, {"status": "affected", "version": "Easergy MiCOM P634 version P634.680.700 only"}, {"status": "affected", "version": "Easergy MiCOM P138 version prior to P138.677.700"}, {"status": "affected", "version": "Easergy MiCOM P436 version prior to P436.677.701"}, {"status": "affected", "version": "Easergy MiCOM P438 version prior to P438.677.701"}, {"status": "affected", "version": "Easergy MiCOM P638 version prior to P638.677.700"}, {"status": "affected", "version": "Easergy MiCOM C434 version prior to C434.679.700"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "Easergy MiCOM P40", "modules": ["Easergy MiCOM P40 Series model numbers with Protocol Option bit as G, H, or L and all firmware versions"], "versions": [{"status": "affected", "version": "P_ 4_ _ _ _ _ G_ _ _ _ _ M"}, {"status": "affected", "version": "P_ 4_ _ _ _ _ H_ _ _ _ _ M"}, {"status": "affected", "version": "P_ 4_ _ _ _ _ L _ _ _ _ _ M"}, {"status": "affected", "version": "P_ 4_ _ _ _ _ G_ _ _ _ _ L"}, {"status": "affected", "version": "P_ 4_ _ _ _ _ H_ _ _ _ _ L"}, {"status": "affected", "version": "P_ 4_ _ _ _ _ L _ _ _ _ _ L"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "EcoStruxure\u2122 Power Automation System Gateway (EPAS-GTW)", "versions": [{"status": "affected", "version": "Version 6.4.616.200.100 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "EcoStruxure Power Automation System User Interface (EPAS-UI)", "versions": [{"status": "affected", "version": "Version 3.0.3 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "EcoStruxure\u2122 Power Operation", "versions": [{"status": "affected", "version": "Version 2022 CU6 and prior"}, {"status": "affected", "version": "Version 2024 CU2 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "iPMFLS", "versions": [{"status": "affected", "version": "Version 64.2025.0.13 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "PowerLogic\u2122 P5 Protection Relay", "versions": [{"status": "affected", "version": "V02.502.103 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "PowerLogic\u2122 P7 Protection and Control Platform", "versions": [{"status": "affected", "version": "V02.002.002 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "PowerLogic\u2122 T300", "versions": [{"status": "affected", "version": "Version 2.9.4 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "PowerLogic\u2122 T500", "versions": [{"status": "affected", "version": "Version 11.08.02 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "Saitel DP", "versions": [{"status": "affected", "version": "Version 11.06.36 and prior"}], "defaultStatus": "unaffected"}, {"vendor": "Schneider Electric", "product": "EasyLogic T150 (formerly Saitel DR)", "versions": [{"status": "affected", "version": "Version 11.06.30 and prior"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "CWE\u2011331 Insufficient Entropy vulnerability exists that could lead to unauthorized access when an attacker on the network can exploit weaknesses in session\u2011management protections.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "CWE\u2011331 Insufficient Entropy vulnerability exists that could lead to unauthorized access when an attacker on the network can exploit weaknesses in session\u2011management protections."}]}], "references": [{"url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-132-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-132-02.pdf"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "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": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}}}

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