CVE-2026-53482 is an integer overflow or wraparound vulnerability affecting Dell PowerProtect Data Domain in multiple versions spanning from 7.7.1.0 through 8.7, including specific LTS releases 8.6.1.0 to 8.6.1.10, 8.3.1.0 to 8.3.1.30, and 7.13.1.0 to 7.13.1.70. The vulnerability allows an unauthenticated remote attacker to potentially trigger a denial of service by exploiting the integer overflow condition. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. No known exploits are reported in the wild and no vendor-provided patch or mitigation details are available at this time.

Successful exploitation of this vulnerability can result in denial of service, causing service disruption of Dell PowerProtect Data Domain systems. There is no impact on confidentiality or integrity according to the CVSS vector. The vulnerability can be triggered remotely without authentication, increasing the risk of disruption.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor vendor communications for updates. No specific mitigation or workaround is provided in the available data.