CVE-2026-63688

CVE-2026-63688 is an authentication vulnerability found in Dell Container Storage Modules (CSM), specifically affecting the `csm-authorization-storage` gRPC server. The flaw allows a remote attacker to obtain unauthorized access to storage backend administrator credentials for all registered storage arrays. This access can grant administrative control over the storage infrastructure across all five supported Dell storage product families. The vulnerability is addressed in Dell's security advisory DSA-2026-448, and the vendor recommends upgrading to version 1.18.0 to mitigate the issue. At the time of disclosure, there were no reports of active exploitation in the wild or public proof-of-concept exploits.