OS Command Injection Vulnerability in Dell PowerProtect Data Domain
CVE-2026-86399

7.2HIGH

Key Information:

Vendor

Dell
Status
Powerprotect Data Domain
Vendor
CVE Published:
28 October 2026

What is CVE-2026-86399?

Dell PowerProtect Data Domain products are exposed to an OS Command Injection vulnerability, allowing high privileged attackers with remote access to execute unauthorized commands. This security flaw impacts multiple feature and LTS release versions of the product, emphasizing the need for immediate attention and updates to mitigate potential exploitation.

Affected Version(s)

PowerProtect Data Domain 0 < 8.9.0.0 or later

PowerProtect Data Domain 0 < 7.13.1.90 or later

PowerProtect Data Domain 0 < 8.3.1.50 or later

References

https://www.dell.com/support/kbdoc/en-us/000515178/dsa-20...
vendor-advisory

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.