CVE-2025-54664 is listed as a vulnerability identifier reserved by Fortinet in the CVE database. However, the entry is marked with a state of "REJECTED," indicating that this CVE record was not accepted as a valid vulnerability entry. There are no technical details, affected versions, or exploit information provided. The absence of a CVSS score, patch links, or known exploits further supports that this is not an active or confirmed security threat. The rejection status typically means that the reported issue was either a duplicate, not a security vulnerability, or otherwise invalidated during the CVE assignment process. Therefore, no technical details about the nature of the vulnerability, its attack vectors, or impact are available. Without concrete information, it is not possible to analyze the threat technically or assess its potential impact or mitigation strategies.

Given the rejection of this CVE and lack of technical details, there is no evidence of any actual security risk or impact associated with CVE-2025-54664. European organizations are not at risk from this non-existent or invalidated vulnerability. No disruption to confidentiality, integrity, or availability can be attributed to this entry. Consequently, no impact on European critical infrastructure, enterprises, or government entities can be inferred.

Since CVE-2025-54664 is a rejected and invalidated CVE entry with no confirmed vulnerability, no specific mitigation measures are required. Organizations should continue to follow standard cybersecurity best practices, including timely patching of legitimate vulnerabilities, network segmentation, and monitoring for actual threats. It is advisable to verify vulnerability information from trusted sources before taking action.