Integer Overflow Vulnerability in Dell PowerProtect Data Domain
CVE-2026-86380

7.2HIGH

Key Information:

Vendor

Dell
Status
Powerprotect Data Domain
Vendor
CVE Published:
28 October 2026

What is CVE-2026-86380?

The Dell PowerProtect Data Domain products are susceptible to an Integer Overflow vulnerability that could allow high-privileged attackers with remote access to circumvent security measures. This vulnerability affects multiple release versions, potentially exposing critical data protection features to exploitation, which may lead to unauthorized access and data compromise.

Affected Version(s)

PowerProtect Data Domain 0 < 8.9.0.0 or later

PowerProtect Data Domain 0 < 7.13.1.90 or later

PowerProtect Data Domain 0 < 8.3.1.50 or later

References

https://www.dell.com/support/kbdoc/en-us/000515178/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

.