CVE-2026-23777 Information disclosure in PowerProtect Data Domain

Medium 4.3 Published 17 Apr 2026 Updated 17 Apr 2026

A low-privileged remote attacker can access sensitive information in Dell PowerProtect Data Domain systems, requiring an upgrade to mitigate.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-23777?

CVE-2026-23777 is a medium-severity vulnerability in Dell Data Domain Operating System, published on 17 Apr 2026. Any signed-in user can exploit it over the network, 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 an exposure of sensitive information to an unauthorized actor vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to information exposure.

Weakness: CWE-200

Which versions are affected by CVE-2026-23777?

It affects 2 products.

Products include Dell Data Domain Operating System, Dell Powerprotect Data Domain.

How do I fix CVE-2026-23777?

No fix has been published for CVE-2026-23777 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-23777 being exploited?

There is no known exploitation of CVE-2026-23777 in the wild and no public exploit code.

All Dell Data Domain Operating System vulnerabilities

Sources

Also known as GHSA-x63q-987j-jrv7.