What is CVE-2026-23776?

CVE-2026-23776 is a high-severity vulnerability in Dell Powerprotect Data Domain, classified under Improper Certificate Validation. CVSS score: 7.2/10. Published 2026-04-17.

How severe is CVE-2026-23776?

High severity. CVSS v3 base score is 7.2 out of 10.

Vulnerability in Dell Powerprotect Data Domain

CVE-2026-23776

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.5, 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(s) an I…

Vulnerability class: Improper Certificate Validation

EPSS: 0.000 (1.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dell Powerprotect Data Domain — versions 0

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

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

Frequently asked questions

What is CVE-2026-23776?: CVE-2026-23776 is a high-severity vulnerability in Dell Powerprotect Data Domain, classified under Improper Certificate Validation. CVSS score: 7.2/10. Published 2026-04-17.
How severe is CVE-2026-23776?: High severity. CVSS v3 base score is 7.2 out of 10.