CVE-2025-43889: Dell Data Domain Operating System

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.4, LTS2024 release Versions 7.13.1.0 through 7.13.1.30, LTS 2023 release versions 7.10.1.0 through 7.10.1.60, contain an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the UI. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Information exposure.

Affected products

• Dell Data Domain Operating System: from 7.7.1.0, before 7.10.1.70 (fixed in 7.10.1.70); from 7.13.1.0, before 7.13.1.40 (fixed in 7.13.1.40); from 8.0.0.0, before 8.5.0.0 (fixed in 8.5.0.0)

Published 2025-10-07. Last modified 2026-06-17.