What is CVE-2026-26942?

CVE-2026-26942 is a medium-severity vulnerability in Dell Data Domain Operating System, classified under OS Command Injection. CVSS score: 6.7/10. Published 2026-04-20.

How severe is CVE-2026-26942?

Medium severity. CVSS v3 base score is 6.7 out of 10.

RCE in Dell Data Domain Operating System

CVE-2026-26942

Dell PowerProtect Data Domain, versions 8.5 through 8.6 contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS command injection vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution with root privileges.

Vulnerability class: Command Injection (OS Command Injection)

Published 2026-04-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.014 (72.9th percentile), scored 2026-10-23.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.014 · change: +0.006

Affected products

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

www.dell.com/support/kbdoc/en-us/000450699/dsa-2026-060-security-update-for-del… (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-26942?: CVE-2026-26942 is a medium-severity vulnerability in Dell Data Domain Operating System, classified under OS Command Injection. CVSS score: 6.7/10. Published 2026-04-20.
How severe is CVE-2026-26942?: Medium severity. CVSS v3 base score is 6.7 out of 10.