CVE-2026-56086

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain an Incorrect Authorization vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.dell.com/support/kbdoc/en-us/000481268/dsa-2026-278-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:dell:data_domain_operating_system::::::::
	cpe:2.3:o:dell:data_domain_operating_system::::::::
	cpe:2.3:o:dell:data_domain_operating_system::::::::

History

25 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Dell PowerProtect Data Domain, versiones 7.7.1.0 hasta 8.6, versión de lanzamiento LTS2026 8.6.1.0 hasta 8.6.1.10, versión de lanzamiento LTS2025 8.3.1.0 hasta 8.3.1.30, versiones de lanzamiento LTS2024 7.13.1.0 hasta 7.13.1.70, contienen una vulnerabilidad de autorización incorrecta. Un atacante con privilegios bajos y acceso remoto podría potencialmente explotar esta vulnerabilidad, lo que podría llevar a un acceso no autorizado.

Information

Published : 2026-07-08 14:17

Updated : 2026-10-25 20:10

NVD link : CVE-2026-56086

Mitre link : CVE-2026-56086

CVE.ORG link : CVE-2026-56086

JSON object : View

Products Affected

dell

data_domain_operating_system

CWE

CWE-863

Incorrect Authorization

{"id": "CVE-2026-56086", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-56086", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-07-08T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security_alert@emc.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security_alert@emc.com", "affectedData": [{"vendor": "Dell", "product": "PowerProtect Data Domain", "versions": [{"status": "affected", "version": "0", "lessThan": "8.7.0.0 or later", "versionType": "semver"}, {"status": "affected", "version": "0", "lessThan": "8.6.1.20 or later", "versionType": "semver"}, {"status": "affected", "version": "0", "lessThan": "8.3.1.40 or later", "versionType": "semver"}, {"status": "affected", "version": "0", "lessThan": "7.13.1.80 or later", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-07-08T14:17:14.980", "references": [{"url": "https://www.dell.com/support/kbdoc/en-us/000481268/dsa-2026-278-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9", "tags": ["Vendor Advisory"], "source": "security_alert@emc.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security_alert@emc.com", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "value": "Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain an Incorrect Authorization vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access."}, {"lang": "es", "value": "Dell PowerProtect Data Domain, versiones 7.7.1.0 hasta 8.6, versi\u00f3n de lanzamiento LTS2026 8.6.1.0 hasta 8.6.1.10, versi\u00f3n de lanzamiento LTS2025 8.3.1.0 hasta 8.3.1.30, versiones de lanzamiento LTS2024 7.13.1.0 hasta 7.13.1.70, contienen una vulnerabilidad de autorizaci\u00f3n incorrecta. Un atacante con privilegios bajos y acceso remoto podr\u00eda potencialmente explotar esta vulnerabilidad, lo que podr\u00eda llevar a un acceso no autorizado."}], "lastModified": "2026-10-25T20:10:00.147", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dell:data_domain_operating_system:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "064F56BA-B974-4133-9DFA-B13D503766AC", "versionEndExcluding": "7.13.1.80", "versionStartIncluding": "7.7.1.0"}, {"criteria": "cpe:2.3:o:dell:data_domain_operating_system:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EB4BB568-B169-4202-94E0-8D808419241B", "versionEndExcluding": "8.3.1.40", "versionStartIncluding": "7.14.0.0"}, {"criteria": "cpe:2.3:o:dell:data_domain_operating_system:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BA61361F-FED8-4936-A9F6-FFA35BE413F8", "versionEndExcluding": "8.6.1.20", "versionStartIncluding": "8.4.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "security_alert@emc.com"}