CVE-2026-26354 | BDVDB-2026-328328 Detail

DellPowerProtect Data Domain

Description#

Dell PowerProtect Data Domain with Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.6, LTS2025 release version 8.3.1.0 through 8.3.1.10, LTS2024 release versions 7.13.1.0 through 7.13.1.60, contain a stack-based Buffer Overflow vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-121 Stack-based Buffer Overflow

References#

https://www.dell.com/support/kbdoc/en-us/000450699/dsa-2026-060-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities

Exploit#

No public exploit known

History#

Version 12026-04-22Record published in the CVE List.
Version 22026-04-23Most recent update recorded in the CVE List.

Published

Published: 2026-04-22
Last modified: 2026-04-23

Vendor information

Vendor: Dell
Product: PowerProtect Data Domain

All Dell vulnerabilities

Score

8.1 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 43.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 8.6.1.10, 8.7.0.0 or later
Fixed
8.6.1.10, 8.7.0.0 or later
Vulnerable
< 8.3.1.20 or later
Fixed
8.3.1.20 or later
Vulnerable
< 7.13.1.60 or later
Fixed
7.13.1.60 or later
Vulnerable
< 2.7.9 with DD OS 8.3.1.30
Fixed
2.7.9 with DD OS 8.3.1.30

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.1 High

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).