Medium severity · published Oct 28, 2026
CVE-2026-86391
Dell PowerProtect Data Domain Management Center, 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…
New
6.4
CVSS
–
EPSS
No
On KEV
Description
Dell PowerProtect Data Domain Management Center, 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 Authentication Bypass by Spoofing vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Denial of service.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PD
PowerProtect Data Domain Management Center · Dell
before 8.9.0.0 or later; before 7.13.1.90 or later; before 8.3.1.50 or later; before 8.6.1.30 or later · source: vendor
Affected product
PD
PowerProtect Data Domain Management Center
Dell
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-86391
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-86391
www.dell.com
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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