Vulnerability · Published Jul 7, 2026 · Assigned by dell
CVE-2026-53483
Critical 9.8
In plain English
A critical-severity improper authentication in PowerProtect Data Domain from Dell. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities).
Official description
Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 an improper authentication vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access. This is a critical severity vulnerability as it allows an attacker to take complete control of system; so Dell recommends customers to upgrade at the earliest opportunity.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Dell | PowerProtect Data Domain | 0 – before 8.8.0.0 or later0 – before 8.6.1.20 or later0 – before 8.3.1.40 or later0 – before 7.13.1.80 or later |
Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H