CVE-2025-46606 Auth bypass in PowerProtect Data Domain

Medium 6.2 Published 17 Apr 2026 Updated 18 Apr 2026

A high-privileged remote attacker can bypass authentication restrictions to gain unauthorized access to Dell PowerProtect Data Domain systems.

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-2025-46606?

CVE-2025-46606 is a medium-severity authentication bypass 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 8.4 through 8.5 contain an improper restriction of excessive authentication attempts vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.

Weakness: CWE-307

Which versions are affected by CVE-2025-46606?

It affects 1 product.

Products include Dell Data Domain Operating System.

How do I fix CVE-2025-46606?

No fix has been published for CVE-2025-46606 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2025-46606 being exploited?

There is no known exploitation of CVE-2025-46606 in the wild and no public exploit code.

All Dell Data Domain Operating System vulnerabilities

Sources

Also known as GHSA-r9x4-2726-c64m.