{"cve":"CVE-2026-58251","nvd":{"published":"2026-07-08T20:16:54.630","modified":"2026-10-25T17:10:00.197","status":"Analyzed","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. This issue is fixed in versions 2.14.0, 2.12.7, and 2.11.16.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-285"],"references":["https://github.com/nats-io/nats-server/commit/013586288078def45a6788096924eb4d150db65c","https://github.com/nats-io/nats-server/commit/79c2f6e9ff87f594596337b6427dda85c38d1fe1","https://github.com/nats-io/nats-server/commit/b9ffb63b85e7db3d25a13b2e234f5f7f7c13164d","https://github.com/nats-io/nats-server/releases/tag/v2.11.16","https://github.com/nats-io/nats-server/releases/tag/v2.12.7"],"products":["linuxfoundation:nats-server"],"source":"nvd","synced_at":"2026-10-25T17:50:06.907763985+00:00"},"epss":{"cve":"CVE-2026-58251","score":0.00463,"percentile":0.39856,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}