CVE-2025-46605 Auth bypass in PowerProtect Data Domain

Medium 6.2 Published 17 Apr 2026 Updated 20 Apr 2026

A high-privileged remote attacker can exploit session fixation in Dell PowerProtect Data Domain OS to gain unauthorized 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-2025-46605?

CVE-2025-46605 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 a session fixation vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.

Weakness: CWE-384

Which versions are affected by CVE-2025-46605?

It affects 1 product.

Products include Dell Data Domain Operating System.

How do I fix CVE-2025-46605?

No fix has been published for CVE-2025-46605 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-2025-46605 being exploited?

There is no known exploitation of CVE-2025-46605 in the wild and no public exploit code.

All Dell Data Domain Operating System vulnerabilities

Sources

Also known as GHSA-wx63-92xj-ggq5.