Vulnerability details

CVE-2026-86389

Dell PowerProtect Data Domain

CVSS 3.1

7.2High

Official description

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 an Integer Overflow or Wraparound vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Code execution.

CVSS scores

Score	Version	Source	Vector
7.2High	3.1	CVEProject cvelistV5 (CNA) (dell)	`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
Dell	PowerProtect Data Domain	v < 8.9.0.0 or later	CVEProject cvelistV5 (CNA)
Dell	PowerProtect Data Domain	v < 7.13.1.90 or later	CVEProject cvelistV5 (CNA)
Dell	PowerProtect Data Domain	v < 8.3.1.50 or later	CVEProject cvelistV5 (CNA)
Dell	PowerProtect Data Domain	v < 8.6.1.30 or later	CVEProject cvelistV5 (CNA)

References and advisories

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

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Details

Published: 2026-10-28
Last updated: 2026-10-30
State: Published
Assigner (CNA): dell

Exploit prediction (EPSS)

0.53%

Probability of exploitation in 30 days

45.3%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-190
Integer Overflow or Wraparound