Live › vulnerability › CVE-2026-86397
Go to dashboardDell PowerProtect Data Domain appliances in several feature and LTS release lines contain an improper authentication flaw. An unauthenticated remote attacker can potentially create a privileged account and take full control of the system.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-28 09:32 UTC. All times on this page are UTC.
Teams running Dell PowerProtect Data Domain appliances on the listed affected release lines that accept remote access from the network. The sources do not describe a non-default configuration that is required for exposure. Systems on versions outside the listed ranges are not affected per the description.
No product ranges from the sources yet.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
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.
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