CVE-2026-26355

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, 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 improper neutralization of special Elements used in an OS command ('OS command Injection') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to command execution.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

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	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

08 Jul 2026, 19:34

Type	Values Removed	Values Added
First Time		Dell Dell data Domain Operating System
CPE		cpe:2.3:o:dell:data_domain_operating_system::::::::
References	~~() https://www.dell.com/support/kbdoc/en-us/000481268/dsa-2026-278-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities -~~	() https://www.dell.com/support/kbdoc/en-us/000481268/dsa-2026-278-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities - Vendor Advisory

03 Jul 2026, 13:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-03 13:17

Updated : 2026-07-08 19:34

NVD link : CVE-2026-26355

Mitre link : CVE-2026-26355

CVE.ORG link : CVE-2026-26355

JSON object : View

Products Affected

dell

data_domain_operating_system

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

{"id": "CVE-2026-26355", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-26355", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-07-06T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security_alert@emc.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 5.2, "exploitabilityScore": 1.2}]}, "affected": [{"source": "security_alert@emc.com", "affectedData": [{"vendor": "Dell", "product": "PowerProtect Data Domain", "versions": [{"status": "affected", "version": "0", "lessThan": "8.8.0.0 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": "2026-07-03T13:17:02.320", "references": [{"url": "https://www.dell.com/support/kbdoc/en-us/000481268/dsa-2026-278-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities", "tags": ["Vendor Advisory"], "source": "security_alert@emc.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security_alert@emc.com", "description": [{"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, 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 improper neutralization of special Elements used in an OS command ('OS command Injection') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to command execution."}], "lastModified": "2026-07-08T19:34:55.017", "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": "C7291573-9C79-45AA-9675-18274FA52BAA", "versionEndExcluding": "8.3.1.40", "versionStartIncluding": "8.3.1.0"}, {"criteria": "cpe:2.3:o:dell:data_domain_operating_system:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "54CE0223-C1DD-448E-86DE-CF95EF6FBA48", "versionEndExcluding": "8.6.1.20", "versionStartIncluding": "8.6.1.0"}], "operator": "OR"}]}], "sourceIdentifier": "security_alert@emc.com"}