CVE-2026-13305

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-13305", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "state": "PUBLISHED", "assignerShortName": "zdi", "dateReserved": "2026-06-25T00:12:00.171Z", "datePublished": "2026-07-29T20:14:17.395Z", "dateUpdated": "2026-07-30T17:39:10.526Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2026-07-29T20:14:17.395Z"}, "title": "Autel MaxiCharger AC Elite Home Software Update Improper Verification of Cryptographic Signature Arbitrary Code Execution Vulnerability", "descriptions": [{"lang": "en", "value": "Autel MaxiCharger AC Elite Home Software Update Improper Verification of Cryptographic Signature Arbitrary Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Home EV chargers. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the handling of software updates. The issue results from the lack of proper validation of a user-supplied software update image. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-29062."}], "affected": [{"vendor": "Autel", "product": "MaxiCharger AC Elite Home", "versions": [{"version": "1.39.51", "status": "affected"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-347", "description": "CWE-347: Improper Verification of Cryptographic Signature", "type": "CWE"}]}], "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-26-433/", "name": "ZDI-26-433", "tags": ["x_research-advisory"]}], "dateAssigned": "2026-06-25T00:12:00.200Z", "datePublic": "2026-07-15T21:34:24.000Z", "source": {"lang": "en", "value": "Tobias Scharnowski (@ScepticCtf), Felix Buchmann, and Kristian Covic of Fuzzware.io"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "vectorString": "CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 6.4, "baseSeverity": "MEDIUM"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-30T16:12:19.802895Z", "id": "CVE-2026-13305", "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": "2026-07-30T17:39:10.526Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-13305", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-07-30T16:12:19.802895Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-30T16:12:26.781Z"}}], "cna": {"title": "Autel MaxiCharger AC Elite Home Software Update Improper Verification of Cryptographic Signature Arbitrary Code Execution Vulnerability", "source": {"lang": "en", "value": "Tobias Scharnowski (@ScepticCtf), Felix Buchmann, and Kristian Covic of Fuzzware.io"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "baseScore": 6.4, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}}], "affected": [{"vendor": "Autel", "product": "MaxiCharger AC Elite Home", "versions": [{"status": "affected", "version": "1.39.51"}], "defaultStatus": "unknown"}], "datePublic": "2026-07-15T21:34:24.000Z", "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-26-433/", "name": "ZDI-26-433", "tags": ["x_research-advisory"]}], "dateAssigned": "2026-06-25T00:12:00.200Z", "descriptions": [{"lang": "en", "value": "Autel MaxiCharger AC Elite Home Software Update Improper Verification of Cryptographic Signature Arbitrary Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Home EV chargers. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the handling of software updates. The issue results from the lack of proper validation of a user-supplied software update image. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-29062."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-347", "description": "CWE-347: Improper Verification of Cryptographic Signature"}]}], "providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2026-07-29T20:14:17.395Z"}}}, "cveMetadata": {"cveId": "CVE-2026-13305", "state": "PUBLISHED", "dateUpdated": "2026-07-30T17:39:10.526Z", "dateReserved": "2026-06-25T00:12:00.171Z", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "datePublished": "2026-07-29T20:14:17.395Z", "assignerShortName": "zdi"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "MaxiCharger AC Elite Home", "vendor": "Autel", "versions": [{"status": "affected", "version": "1.39.51"}]}], "source": "zdi-disclosures@trendmicro.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Autel MaxiCharger AC Elite Home Software Update Improper Verification of Cryptographic Signature Arbitrary Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Home EV chargers. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the handling of software updates. The issue results from the lack of proper validation of a user-supplied software update image. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-29062."}, {"lang": "es", "value": "Autel MaxiCharger AC Elite Home Actualizaci\u00f3n de Software Verificaci\u00f3n Incorrecta de Firma Criptogr\u00e1fica Vulnerabilidad de Ejecuci\u00f3n de C\u00f3digo Arbitrario. Esta vulnerabilidad permite a atacantes presentes f\u00edsicamente ejecutar c\u00f3digo arbitrario en instalaciones afectadas de cargadores de veh\u00edculos el\u00e9ctricos Autel MaxiCharger AC Elite Home. No se requiere autenticaci\u00f3n para explotar esta vulnerabilidad.\n\nLa falla espec\u00edfica reside en el manejo de las actualizaciones de software. El problema se debe a la falta de validaci\u00f3n adecuada de una imagen de actualizaci\u00f3n de software proporcionada por el usuario. Un atacante puede aprovechar esta vulnerabilidad para ejecutar c\u00f3digo en el contexto del dispositivo. Fue ZDI-CAN-29062."}], "id": "CVE-2026-13305", "lastModified": "2026-10-24T13:10:00.147", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 0.5, "impactScore": 5.9, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-13305", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-07-30T16:12:19.802895Z", "version": "2.0.3"}}]}, "published": "2026-07-29T21:17:46.093", "references": [{"source": "zdi-disclosures@trendmicro.com", "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-433/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-347"}], "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.39.51"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "product": "maxicharger_ac_elite_home", "vendor": "autel"}], "created": "2026-07-30T14:01:24.238142+00:00", "updated": "2026-08-03T13:00:07.213877+00:00", "vendors": ["autel", "autel$PRODUCT$maxicharger_ac_elite_home"]}