---
id: CVE-2026-86391
title: >-
  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 throu…
summary: >-
  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 throu…
severity: medium
cvss: 6.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:L'
cvssSource: cna
cwe:
  - CWE-290
vendor: Dell
product: PowerProtect Data Domain Management Center
affected:
  - powerprotect_data_domain_management_center < 8.9.0.0 or later
  - powerprotect_data_domain_management_center < 7.13.1.90 or later
  - powerprotect_data_domain_management_center < 8.3.1.50 or later
  - powerprotect_data_domain_management_center < 8.6.1.30 or later
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-29T01:38:43.988112Z'
published: '2026-10-28'
updated: '2026-10-29'
sourceUpdated: '2026-10-29T01:52:05.274Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-86391'
references:
  - url: >-
      https://www.dell.com/support/kbdoc/en-us/000515178/dsa-2026-416-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities
tags:
  - cve.org
epss: 0.00377
epssPercentile: 0.31711
ingestedAt: '2026-10-28T10:08:49.607Z'
---

## Overview

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 Denial of service.

## Affected

- `powerprotect_data_domain_management_center < 8.9.0.0 or later`
- `powerprotect_data_domain_management_center < 7.13.1.90 or later`
- `powerprotect_data_domain_management_center < 8.3.1.50 or later`
- `powerprotect_data_domain_management_center < 8.6.1.30 or later`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.