CVE-2026-23778 Command injection in PowerProtect Data Domain

High 7.2 Published 17 Apr 2026 Updated 18 Apr 2026

A high-privileged remote attacker can exploit a command injection flaw in Dell PowerProtect Data Domain OS to gain root-level access.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-23778?

CVE-2026-23778 is a high-severity command injection vulnerability in Dell Data Domain Operating System, published on 17 Apr 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.5, LTS2025 release version 8.3.1.0 through 8.3.1.20, LTS2024 release versions 7.13.1.0 through 7.13.1.50, contain a command injection vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability to gain root-level access.

Weakness: CWE-77

Which versions are affected by CVE-2026-23778?

It affects 2 products.

Products include Dell Data Domain Operating System, Dell Powerprotect Dp Series Appliance.

How do I fix CVE-2026-23778?

No fix has been published for CVE-2026-23778 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-23778 being exploited?

There is no known exploitation of CVE-2026-23778 in the wild and no public exploit code.

All Dell Data Domain Operating System vulnerabilities

Sources

Also known as GHSA-xpp5-4hhp-6qhr.