---
id: "CVE-2026-90717"
kind: "vulnerability"
aliases: ["CVE-2026-90717"]
title: "Dell PowerProtect Data Domain Management Center: authentication bypass lets low-privilege users escalate"
severity: "critical"
cvss: 9.1
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["backup", "data-domain", "dell", "infrastructure", "powerprotect", "self-hosted"]
not_affected_if: ["version-outside-affected-ranges"]
published_at: "2026-10-28T09:17:08+00:00"
first_seen_at: "2026-10-28T09:32:03+00:00"
updated_at: "2026-10-28T09:33:59+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-90717", "first_seen_at": "2026-10-28T09:32:03+00:00"}]
---

# Dell PowerProtect Data Domain Management Center: authentication bypass lets low-privilege users escalate

Dell PowerProtect Data Domain Management Center has an authentication bypass by spoofing in several release lines. A low-privileged remote attacker could exploit it to elevate privileges, and the flaw could affect the managed Data Domain systems too.

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

## How to check

- Check the installed Data Domain Management Center version against the affected ranges in the Dell advisory (Feature Release 7.7.1.0 through 8.8, LTS2024 7.13.1.0 through 7.13.1.80, LTS2025 8.3.1.0 through 8.3.1.40, LTS2026 8.6.1.0 through 8.6.1.20)
- Confirm the version from the appliance management interface or the Dell support bundle; exact commands unknown

## Fix

- Move Data Domain Management Center to a fixed release listed in the Dell security advisory for CVE-2026-90717; the fixed version numbers are unknown from these sources

## Timeline

- 2026-10-28T09:32:03+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-90717

## From the sources

Dell PowerProtect Data Domain Management Center, 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 Authentication Bypass by Spoofing vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Elevation of privileges. This vulnerability could impact other managed Data Domain systems.

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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_