Live › vulnerability › CVE-2026-86400
Go to dashboardDell PowerProtect Data Domain appliances in several feature and LTS release lines contain an improper authentication flaw. A remote attacker without credentials could run arbitrary commands as root and take full control of the appliance.
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.
Organizations running Dell PowerProtect Data Domain appliances on the listed feature release or LTS2024, LTS2025 and LTS2026 versions that are reachable remotely. Appliances on other versions, or those not exposed to remote access, are less exposed; the sources do not state further conditions.
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 arbitrary command execution with root privileges. 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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