{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20744", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2026-01-27T23:33:47.834Z", "datePublished": "2026-07-10T22:07:23.971Z", "dateUpdated": "2026-07-10T22:07:23.971Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2026-07-10T22:07:23.971Z"}, "title": "Hydro-Qu\u00e9bec Le Circuit Electrique charging station backend Improper Access Control", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-284", "description": "CWE-284", "type": "CWE"}]}], "affected": [{"vendor": "Hydro-Qu\u00e9bec", "product": "Le Circuit Electrique charging station backend", "versions": [{"status": "affected", "version": "0", "lessThan": "June_2026", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The charging station websocket endpoint accepts connections without \nproper authentication, which could lead to privilege escalation.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "The charging station websocket endpoint accepts connections without \nproper authentication, which could lead to privilege escalation."}]}], "references": [{"url": "https://www.hydroquebec.com/nous-joindre/"}, {"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-188-01"}, {"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-188-01.json"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "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": "CRITICAL", "baseScore": 9.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}], "solutions": [{"lang": "en", "value": "Hydro-Qu\u00e9bec has updated the majority of charging stations to disable \nOCPP, mitigating the risk of exploitation. Hydro-Qu\u00e9bec has also \nimplemented authentication systems to mitigate the issue for certain \ncharging stations which are still reliant on OCPP. Contact Hydro-Qu\u00e9bec \nwith any additional questions.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Hydro-Qu\u00e9bec has updated the majority of charging stations to disable \nOCPP, mitigating the risk of exploitation. Hydro-Qu\u00e9bec has also \nimplemented authentication systems to mitigate the issue for certain \ncharging stations which are still reliant on OCPP. Contact Hydro-Qu\u00e9bec \nwith any additional questions."}]}], "credits": [{"lang": "en", "value": "An anonymous researcher reported this vulnerability to CISA", "type": "finder"}], "source": {"advisory": "ICSA-26-188-01", "discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}}}

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