CVE Catalog

CVE-2026-86397

CriticalCVSS 9.8
Published: Translated: NVD NIST

Summary

Dell PowerProtect Data Domain contains an Improper Authentication vulnerability. An unauthenticated attacker with remote access could exploit it to create a privileged account, leading to complete system takeover.

Risk Assessment

This critical vulnerability allows an unauthenticated attacker to create a privileged account and take control of the backup appliance, threatening data confidentiality and integrity.

Recommendation

Immediately apply the vendor patch and verify that no unauthorized privileged accounts have been created on the system.

Other vulnerabilities in Dell PowerProtect Data Domain

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Original NVD description (English source)

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 an Improper Authentication vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to privileged account creation. This is a critical severity vulnerability as it allows an attacker to take complete control of the system. Dell recommends customers to upgrade at the earliest opportunity.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS