CVE-2025-43939 Command injection in Unity
A low-privileged local attacker can exploit an OS command injection flaw in Dell Unity storage to execute arbitrary commands and escalate privileges.
- 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-2025-43939?
CVE-2025-43939 is a high-severity command injection vulnerability in Dell Unity Operating Environment, published on 30 Oct 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Dell Unity, version(s) 5.4 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution and Elevation of privileges.
Weakness: CWE-78
Which versions are affected by CVE-2025-43939?
It affects 1 product.
Products include Dell Unity Operating Environment.
How do I fix CVE-2025-43939?
No fix has been published for CVE-2025-43939 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2025-43939 being exploited?
There is no known exploitation of CVE-2025-43939 in the wild and no public exploit code.
Other vulnerabilities in Dell Unity Operating Environment
Sources
Also known as GHSA-g482-3fq3-j5cm.