CVE-2026-86378: dell data_domain_operating_system

CVSS 8.8 (high) · published 2026-10-28

Dell PowerProtect Data Domain, Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, LTS2026 release versions 8.6.1.0 through 8.6.1.20, contain a Stack-based Buffer Overflow vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.

Affected products (NVD): dell data_domain_operating_system

Fixed in (NVD): 7.13.1.90, 8.3.1.50, 8.6.1.30

Weakness: CWE-121

Source: NVD CVE-2026-86378

References

• https://www.dell.com/support/kbdoc/en-us/000515178/dsa-2026-416-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities

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