CVE-2026-56085 Information disclosure in PowerProtect Data Domain

Low 3.3 Published 3 Jul 2026 Updated 6 Jul 2026

A local low-privileged attacker can exploit an uninitialized resource flaw in Dell PowerProtect Data Domain to expose sensitive information.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-56085?

CVE-2026-56085 is a low-severity vulnerability in Dell Data Domain Operating System, published on 3 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain an use of uninitialized resource vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to information exposure.

Weakness: CWE-908

Which versions are affected by CVE-2026-56085?

It affects 1 product.

Products include Dell Data Domain Operating System.

How do I fix CVE-2026-56085?

No fix has been published for CVE-2026-56085 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-56085 being exploited?

There is no known exploitation of CVE-2026-56085 in the wild and no public exploit code.

All Dell Data Domain Operating System vulnerabilities

Sources

Also known as GHSA-m8g3-j6vx-2gv9.