CVE-2026-40633 Information disclosure in PowerScale OneFS

High 7.8 Published 15 Jul 2026 Updated 15 Jul 2026

A local low-privileged attacker can read sensitive information from log files in Dell PowerScale OneFS, leading to information disclosure.

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-2026-40633?

CVE-2026-40633 is a high-severity vulnerability in Dell Powerscale Onefs, published on 15 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Dell PowerScale OneFS versions 9.5.0.0 through 9.10.1.7, versions 9.11.0.0 through 9.13.0.2 contains an Insertion of Sensitive Information into Log File vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information disclosure.

Weakness: CWE-532

Which versions are affected by CVE-2026-40633?

It affects 1 product.

Products include Dell Powerscale Onefs.

How do I fix CVE-2026-40633?

No fix has been published for CVE-2026-40633 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-40633 being exploited?

There is no known exploitation of CVE-2026-40633 in the wild and no public exploit code.

All Dell Powerscale Onefs vulnerabilities

Sources

Also known as GHSA-gxv8-ggvr-3r24.