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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "PowerProtect Data Domain", "vendor": "Dell", "versions": [{"lessThan": "8.9.0.0 or later", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "7.13.1.90 or later", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "8.3.1.50 or later", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "8.6.1.30 or later", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security_alert@emc.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Dell PowerProtect Data Domain, Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, LTS2026 release versions 8.6.1.0 through 8.6.1.20, contain a Stack-based Buffer Overflow vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access."}], "id": "CVE-2026-86378", "lastModified": "2026-10-28T11:17:26.990", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "security_alert@emc.com", "type": "Secondary"}]}, "published": "2026-10-28T11:17:26.990", "references": [{"source": "security_alert@emc.com", "url": "https://www.dell.com/support/kbdoc/en-us/000515178/dsa-2026-416-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities"}], "sourceIdentifier": "security_alert@emc.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "security_alert@emc.com", "type": "Primary"}]}

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