---
id: "CVE-2026-86385"
kind: "vulnerability"
aliases: ["CVE-2026-86385"]
title: "Dell PowerProtect Data Domain: low-privileged user can escalate privileges remotely"
severity: "high"
cvss: 8.8
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["backup", "data-domain", "dell", "infrastructure", "on-prem", "powerprotect"]
not_affected_if: ["no-remote-low-privilege-access", "unsupported-release-outside-range"]
published_at: "2026-10-28T10:17:09+00:00"
first_seen_at: "2026-10-28T10:32:15+00:00"
updated_at: "2026-10-28T10:34:22+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-86385", "first_seen_at": "2026-10-28T10:32:15+00:00"}]
---

# Dell PowerProtect Data Domain: low-privileged user can escalate privileges remotely

Dell PowerProtect Data Domain feature releases 7.7.1.0 through 8.8 fail to check whether privileges were properly dropped. A low-privileged attacker with remote access could exploit this to gain elevated privileges.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed Data Domain OS version against the affected range 7.7.1.0 through 8.8 (unknown exact command; see Dell advisory)
- Confirm whether a low-privileged account on the system is reachable remotely: unknown

## Fix

- Move Data Domain OS to a release outside the affected range 7.7.1.0 through 8.8, per Dell's advisory: unknown fixed version
- Apply the Dell security update for PowerProtect Data Domain once published: unknown

## Timeline

- 2026-10-28T10:32:15+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-86385

## From the sources

Dell PowerProtect Data Domain, Feature Release versions 7.7.1.0 through 8.8, contain an Improper Check for Dropped Privileges vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to elevation of privileges.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_