{"id":"JLSEC-2026-1151","details":"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. This issue is fixed in versions 2.14.0, 2.12.7, and 2.11.16.","modified":"2026-08-03T19:15:07.788617567Z","published":"2026-08-03T19:08:57.739Z","upstream":["CVE-2026-58251"],"database_specific":{"license":"CC-BY-4.0","sources":[{"published":"2026-07-08T20:16:54.630Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-58251","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-58251","database_specific":{"status":"Analyzed"},"id":"CVE-2026-58251","imported":"2026-08-03T18:16:27.619Z","modified":"2026-07-13T15:23:31.787Z"}]},"references":[{"type":"WEB","url":"https://github.com/nats-io/nats-server/commit/013586288078def45a6788096924eb4d150db65c"},{"type":"WEB","url":"https://github.com/nats-io/nats-server/commit/79c2f6e9ff87f594596337b6427dda85c38d1fe1"},{"type":"WEB","url":"https://github.com/nats-io/nats-server/commit/b9ffb63b85e7db3d25a13b2e234f5f7f7c13164d"},{"type":"WEB","url":"https://github.com/nats-io/nats-server/releases/tag/v2.11.16"},{"type":"WEB","url":"https://github.com/nats-io/nats-server/releases/tag/v2.12.7"},{"type":"WEB","url":"https://github.com/nats-io/nats-server/releases/tag/v2.14.0"},{"type":"WEB","url":"https://github.com/nats-io/nats-server/security/advisories/GHSA-jx8g-9g95-6322"}],"affected":[{"package":{"name":"nats_server_jll","ecosystem":"Julia","purl":"pkg:julia/nats_server_jll?uuid=8b1691f7-6002-537d-bdf7-c6203599dc08"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.14.3+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-1151.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}