Vulnerability details
CVE-2026-86400
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 an Improper Authentication vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution with root privileges. This is a critical severity vulnerability as it allows an attacker to take complete control of the system. Dell recommends customers to upgrade at the earliest opportunity.
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
1
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Details
- Published
- 2026-10-28
- Last updated
- 2026-10-30
- State
- Published
- Assigner (CNA)
- dell
- Kolun priority
- 30 · Low
Exploit prediction (EPSS)
0.89%
Probability of exploitation in 30 days
59.7%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-287Improper Authentication