{"id":"CVE-2026-35435","aliases":["EUVD-2026-28454","GHSA-j3m5-fchj-4gfr"],"status":"published","title":"Azure AI Foundry Elevation of Privilege Vulnerability","description":"Improper access control in Azure AI Foundry M365 published agents allows an unauthorized attacker to elevate privileges over a network.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01164,"percentile":0.6767,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2026-05-07T20:58:55Z","modified":"2026-10-26T20:10:00Z","products":[{"vendor":"microsoft","product":"azure ai foundry"},{"vendor":"microsoft","product":"azure_ai_foundry"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35435","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35435"},{"url":"https://github.com/advisories/GHSA-j3m5-fchj-4gfr"}],"sources":{"cve":[{"id":"CVE-2026-35435","title":"Azure AI Foundry Elevation of Privilege Vulnerability","description":"Improper access control in Azure AI Foundry M365 published agents allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-05-07T20:58:55.593Z","modified":"2026-08-10T15:13:54.437Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:20:05.15083Z"}],"euvd":[{"id":"EUVD-2026-28454","description":"Improper access control in Azure AI Foundry M365 published agents allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-05-07T20:58:55Z","modified":"2026-08-10T15:13:54Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T18:02:01.941928Z"}],"ghsa":[{"id":"GHSA-j3m5-fchj-4gfr","title":"Improper access control in Azure AI Foundry M365 published agents allows an unauthorized attacker...","description":"Improper access control in Azure AI Foundry M365 published agents allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-05-08T00:31:33Z","modified":"2026-05-08T00:31:37Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:07:57.010667Z"}],"nvd":[{"id":"CVE-2026-35435","description":"Improper access control in Azure AI Foundry M365 published agents allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-05-07T22:16:34.787Z","modified":"2026-10-26T20:10:00.16Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/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:H","level":"critical","assessor":"primary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:12:17.842772Z"}]}}