{"id":"CVE-2026-119990","aliases":["EUVD-2026-122229","GHSA-298x-8vc9-pjwx"],"status":"published","title":"Azure OpenAI Elevation of Privilege Vulnerability","description":"Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00921,"percentile":0.60785,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-11-10T18:21:39Z","modified":"2026-11-10T21:33:48Z","products":[{"vendor":"microsoft","product":"azure open ai"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-119990","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119990"},{"url":"https://github.com/advisories/GHSA-298x-8vc9-pjwx"}],"sources":{"cve":[{"id":"CVE-2026-119990","title":"Azure OpenAI Elevation of Privilege Vulnerability","description":"Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-10T18:21:39.815Z","modified":"2026-11-12T21:48:50.819Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-10T19:39:58.973959Z"}],"euvd":[{"id":"EUVD-2026-122229","description":"Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-10T18:21:39Z","modified":"2026-11-12T21:48:50Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical"}],"updated_at":"2026-11-11T00:25:04.029196Z"}],"ghsa":[{"id":"GHSA-298x-8vc9-pjwx","title":"Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to...","description":"Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-10T21:33:42Z","modified":"2026-11-10T21:33:48Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-306"],"updated_at":"2026-11-10T21:57:54.561479Z"}],"nvd":[{"id":"CVE-2026-119990","description":"Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-10T19:20:24.28Z","modified":"2026-11-11T05:19:28.737Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-10T22:21:33.392456Z"}]}}