Dell PowerProtect Data Domain improper authentication

Summaryinfo

A vulnerability identified as critical has been detected in Dell PowerProtect Data Domain. This affects an unknown function. The manipulation leads to improper authentication. This vulnerability is uniquely identified as CVE-2026-53483. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Dell PowerProtect Data Domain (affected version not known) and classified as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The advisory is shared at dell.com. The identification of this vulnerability is CVE-2026-53483 since 06/09/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/07/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Dell

Name

• PowerProtect Data Domain

License

• commercial

Website

• Vendor: https://www.dell.com/

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