2.1.0 (October 21, 2026) BREAKING CHANGES: agent: (Enterprise only) Agent HTTP API request bodies are now limited to 512 KiB by default, including chunked requests and requests with an unsupported method, and oversized requests return HTTP 413 before the body is read in full. Very large /v1/config writes that previously succeeded can now fail.
1.17.0 (October 21, 2026) NEW FEATURES: - Terraform now supports variables and locals in provider requirements - A new -minimal-refresh planning option has been added, which will only refresh resources that have proposed changes. - policy: Terraform Policy is now generally available.
October 15, 2026 BREAKING CHANGES: - containers: Remove cap_ipc_lock capability on vault at build time to allow running Vault in common container runtimes. Vault in containers will no longer be able to call mlock() to lock memory. Operators should set disable_mlock = true in Vault's configuration.