{"id":"CVE-2026-62836","aliases":["EUVD-2026-54311","GHSA-jgfq-jqm8-rpfv"],"status":"published","title":"Azure SQL Managed Instance Elevation of Privilege Vulnerability","description":"Improper restriction of communication channel to intended endpoints in Azure SQL Managed Instance allows an unauthorized attacker to elevate privileges over a network.","severity":{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00648,"percentile":0.5135,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-923"],"published":"2026-08-06T22:37:34Z","modified":"2026-10-30T17:19:17Z","products":[{"vendor":"microsoft","product":"azure sql managed instance"},{"vendor":"microsoft","product":"azure_sql_managed_instance"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62836","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-62836"},{"url":"https://github.com/advisories/GHSA-jgfq-jqm8-rpfv"}],"sources":{"cve":[{"id":"CVE-2026-62836","title":"Azure SQL Managed Instance Elevation of Privilege Vulnerability","description":"Improper restriction of communication channel to intended endpoints in Azure SQL Managed Instance allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-08-06T22:37:34.742Z","modified":"2026-10-30T17:19:17.929Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-923"],"updated_at":"2026-11-02T14:20:14.999906Z"}],"euvd":[{"id":"EUVD-2026-54311","description":"Improper restriction of communication channel to intended endpoints in Azure SQL Managed Instance allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-08-06T22:37:34Z","modified":"2026-10-30T17:19:17Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T16:59:05.130363Z"}],"ghsa":[{"id":"GHSA-jgfq-jqm8-rpfv","title":"Improper restriction of communication channel to intended endpoints in Azure SQL Managed Instance...","description":"Improper restriction of communication channel to intended endpoints in Azure SQL Managed Instance allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-08-07T00:31:23Z","modified":"2026-08-07T00:31:27Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-923"],"updated_at":"2026-11-02T15:10:10.387883Z"}],"nvd":[{"id":"CVE-2026-62836","description":"Improper restriction of communication channel to intended endpoints in Azure SQL Managed Instance allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-08-07T00:16:34.727Z","modified":"2026-10-24T16:10:00.153Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"primary"}],"cwes":["CWE-923"],"updated_at":"2026-11-02T14:12:35.386166Z"}]}}