OS Command Injection Vulnerability in Dell PowerProtect Data Domain
CVE-2026-53478

7.2HIGH

Key Information:

Vendor

Dell
Status
Powerprotect Data Domain
Vendor
CVE Published:
3 July 2026

What is CVE-2026-53478?

The Dell PowerProtect Data Domain versions 7.7.1.0 through 8.7 and various LTS release versions are susceptible to an OS command injection vulnerability. This flaw allows a high-privileged attacker with remote access to execute arbitrary commands on the affected system. Proper neutralization of special elements in operating system commands is lacking, which could lead to significant security risks for organizations using these products. It is crucial for users to apply security updates to mitigate potential exploitation.

Affected Version(s)

PowerProtect Data Domain 0 <= 8.8.0.0 or later

PowerProtect Data Domain 0 <= 8.6.1.20 or later

PowerProtect Data Domain 0 <= 8.3.1.40 or later

References

https://www.dell.com/support/kbdoc/en-us/000481268/dsa-20...
vendor-advisory

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dell would like to thank songxiaoyue for reporting this issue.
.