{"id":"CVE-2026-56163","aliases":["EUVD-2026-48603","GHSA-2j44-cf99-2fgr"],"status":"published","title":"Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability","description":"Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00901,"percentile":0.60128,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-07-24T14:36:55Z","modified":"2026-11-10T22:34:57Z","products":[{"vendor":"microsoft","product":"azure kubernetes service"},{"vendor":"microsoft","product":"azure_kubernetes_service"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56163","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56163"},{"url":"https://github.com/advisories/GHSA-2j44-cf99-2fgr"}],"sources":{"cve":[{"id":"CVE-2026-56163","title":"Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability","description":"Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-07-24T14:36:55.793Z","modified":"2026-11-10T22:34:57.113Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-10T23:49:29.755102Z"}],"euvd":[{"id":"EUVD-2026-48603","description":"Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-07-24T14:36:55Z","modified":"2026-11-10T22:34:57Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical"}],"updated_at":"2026-11-10T23:24:16.163953Z"}],"ghsa":[{"id":"GHSA-2j44-cf99-2fgr","title":"Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an...","description":"Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-07-24T15:33:02Z","modified":"2026-07-24T15:33:03Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:09:46.569394Z"}],"nvd":[{"id":"CVE-2026-56163","description":"Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-07-24T15:18:33.03Z","modified":"2026-10-24T13:10:00.147Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:12:32.473901Z"}]}}