{"id":"CVE-2026-65816","aliases":["EUVD-2026-63621","GHSA-mxqx-57v7-6jqc"],"status":"published","title":"Azure Arc Elevation of Privilege Vulnerability","description":"Use of incorrectly-resolved name or reference in Azure Arc 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":"2026-11-10","score":0.00974,"percentile":0.62354,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-706"],"published":"2026-08-20T21:47:07Z","modified":"2026-11-10T22:01:18Z","products":[{"vendor":"microsoft","product":"azure web apps"},{"vendor":"microsoft","product":"azure_web_apps"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65816","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-65816"},{"url":"https://github.com/advisories/GHSA-mxqx-57v7-6jqc"}],"sources":{"cve":[{"id":"CVE-2026-65816","title":"Azure Arc Elevation of Privilege Vulnerability","description":"Use of incorrectly-resolved name or reference in Azure Arc allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-08-20T21:47:07.192Z","modified":"2026-11-10T22:01:18.676Z","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-706"],"updated_at":"2026-11-10T23:49:30.334266Z"}],"euvd":[{"id":"EUVD-2026-63621","description":"Use of incorrectly-resolved name or reference in Azure Arc allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-08-20T21:47:07Z","modified":"2026-11-10T22:01:18Z","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-mxqx-57v7-6jqc","title":"Use of incorrectly-resolved name or reference in Azure Arc allows an unauthorized attacker to...","description":"Use of incorrectly-resolved name or reference in Azure Arc allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-08-21T00:31:21Z","modified":"2026-08-21T00:31:30Z","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-706"],"updated_at":"2026-11-02T15:10:48.883791Z"}],"nvd":[{"id":"CVE-2026-65816","description":"Use of incorrectly-resolved name or reference in Azure Arc allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-08-20T22:17:55.597Z","modified":"2026-10-18T20:10:00.11Z","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-706"],"updated_at":"2026-11-02T14:12:40.302911Z"}]}}