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Update urgency: SECURITY: There are security fixes in the release.

Security fixes

  • [#15673] Commands queued in a transaction could still access keys whose ACL permissions were revoked before the transaction was executed
  • [#15722] The cluster bus protocol has no authentication of its own unless tls-cluster is enabled, so any host able to reach a node's bus port could join the cluster and threaten it. A cluster node now warns at startup when its bus port is left unauthenticated, and the new cluster-bus-port-protected-mode option (default no) makes refusing to run in that state an explicit choice: set it to yes and the node starts only when tls-cluster authenticates the bus
  • TimeSeries: Prevented Redis from crashing when adding samples to a compressed Time Series key restored from a malformed RDB payload
  • Vector Sets: Deeply nested JSON used in Vector Set queries could cause the server to crash
Source: README.md, updated 2026-09-17