Dell Unity, version(s) 5.5 and prior, contain(s) an OS Command Injection Vulnerability in its svc_nas utility.

published 2025-08-04 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-23500

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 39%
public exploits: 0; none known

Dell Unity, version(s) 5.5 and prior, contain(s) an OS Command Injection Vulnerability in its svc_nas utility. An authenticated attacker could potentially exploit this vulnerability, escaping the restricted shell and execute arbitrary operating system commands with root privileges.

Patch / fix

fixed in 1

Dell Unity 5.5.1

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 15 mo ago (2025-08-06)

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Dell Unity

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

dell.com /support/kbdoc/en-si/000350756/dsa-2025-281-security-update-for-dell-unity-dell-unityvsa-and-dell-unity-xt-sec
vendor-advisory

Sources

CVE List CVE-2025-36607
NVD CVE-2025-36607

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary