Improper Authentication in Dell PowerProtect Data Domain
CVE-2026-53483

9.8CRITICAL

Key Information:

Vendor

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

What is CVE-2026-53483?

An improper authentication vulnerability in Dell PowerProtect Data Domain allows unauthenticated attackers with remote access to exploit system weaknesses. Successful exploitation could lead to unauthorized access, potentially giving the attacker complete control over the system. Dell strongly advises users to upgrade to safer versions to mitigate risk.

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:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dell would like to thank Ahmed Y. Elmogy for reporting these issues.
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