{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-8987", "assignerOrgId": "7d092a75-6bbd-48c6-a15a-0297458009bc", "state": "PUBLISHED", "assignerShortName": "CyberDanube", "dateReserved": "2026-05-19T13:12:59.230Z", "datePublished": "2026-07-21T21:18:32.693Z", "dateUpdated": "2026-07-21T21:18:32.693Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "7d092a75-6bbd-48c6-a15a-0297458009bc", "shortName": "CyberDanube", "dateUpdated": "2026-07-21T21:18:32.693Z"}, "title": "Authenticated Heap Overflow", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-122", "description": "CWE-122 Heap-based buffer overflow", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-100", "descriptions": [{"lang": "en", "value": "CAPEC-100 Overflow Buffers"}]}], "affected": [{"vendor": "Autel", "product": "MaxiCharger Single", "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "V1.03.51", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Autel Maxi Charger Single firmware through V1.03.51 contains a heap-based buffer overflow in the set_ap_param command handled by the /localcfg endpoint. An authenticated attacker can supply oversized input, resulting in denial of service and potentially arbitrary code execution.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Autel Maxi Charger Single firmware through V1.03.51 contains a heap-based buffer overflow in the <code>set_ap_param</code> command handled by the <code>/localcfg</code> endpoint. An authenticated attacker can supply oversized input, resulting in denial of service and potentially arbitrary code execution."}]}], "references": [{"url": "https://cyberdanube.com/security-research/multiple-vulnerabilities-in-autel-maxi-charger/", "tags": ["third-party-advisory", "exploit"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "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": 9.4, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H"}}], "credits": [{"lang": "en", "value": "S. Eisenreich-Dietz (CyberDanube)", "type": "finder"}, {"lang": "en", "value": "T. Weber (CyberDanube)", "type": "finder"}, {"lang": "en", "value": "D. Blagojevic (CyberDanube)", "type": "finder"}, {"lang": "en", "value": "F. Koroknai (CyberDanube)", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.4"}}}}

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