Vulnerability details

CVE-2026-103780

Dell PowerProtect Data Domain

CVSS 3.1

9.8Critical

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 a Stack-based Buffer Overflow vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to command execution.

CVSS scores

Score	Version	Source	Vector
9.8Critical	3.1	CVEProject cvelistV5 (CNA) (dell)	`CVSS:3.1/AV:N/AC:L/PR:N/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: 2026-10-29
State: Published
Assigner (CNA): dell
Kolun priority: 29 · Low

Exploit prediction (EPSS)

0.83%

Probability of exploitation in 30 days

57.7%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-121
Stack-based Buffer Overflow