{"schemaVersion":3,"id":"CVE-2026-58251","aliases":["UBUNTU-CVE-2026-58251","DEBIAN-CVE-2026-58251"],"status":"published","duplicateOf":null,"title":null,"description":"NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.0, 2.12.7, and 2.11.16, an authenticated user with subscription deny permissions could bypass a plain subject deny rule by using a queue subscription, because queue-specific deny evaluation could override the plain subject deny result when the queue name itself was not denied. 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