Stack-based Buffer Overflow in Dell PowerProtect Data Domain
CVE-2026-90731

4.9MEDIUM

Key Information:

Vendor

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

What is CVE-2026-90731?

The Dell PowerProtect Data Domain is susceptible to a stack-based buffer overflow vulnerability affecting several versions. This vulnerability allows a high privileged attacker with remote access to execute potentially harmful actions, leading to service disruptions. It highlights the necessity for timely updates and patch management to mitigate security risks.

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:
4.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
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 the following issues
.