Vault Community and Enterprise clusters using the Integrated Storage backend are vulnerable to a denial-of-service (DoS) attack via the Raft cluster join API endpoint. An attacker can send a large volume of join requests, causing excessive memory consumption that may crash the Vault process and underlying system. This vulnerability is identified as CVE-2024-8185 and affects versions from 1.2.0 up to but not including 1.18.1. Fixed versions include Vault Community 1.18.1 and Vault Enterprise 1.18.1, 1.17.8, and 1.16.12.