What is CVE-2026-26944?

CVE-2026-26944 is a high-severity vulnerability in Dell Data_domain_operating_system, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2026-04-20.

How severe is CVE-2026-26944?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Dell Data_domain_operating_system

CVE-2026-26944

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2025 release version 8.3.1.0 through 8.3.1.20, LTS2024 release versions 7.13.1.0 through 7.13.1.60 contain a missing authentication for critical function vulnerability. An una…

Vulnerability class: Broken Authentication

EPSS: 0.005 (41.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

security_alert@emc.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-26944?: CVE-2026-26944 is a high-severity vulnerability in Dell Data_domain_operating_system, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2026-04-20.
How severe is CVE-2026-26944?: High severity. CVSS v3 base score is 8.8 out of 10.