{"id":"CVE-2026-94510","aliases":["EUVD-2026-95398","GHSA-cww8-4fq2-2hhj"],"status":"published","title":"Microsoft Bookings Elevation of Privilege Vulnerability","description":"Authorization bypass through user-controlled key in Microsoft Bookings allows an unauthorized attacker to elevate privileges over a network.","severity":{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L/E:U/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00566,"percentile":0.47441,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-10-08T22:15:32Z","modified":"2026-11-10T20:46:43Z","products":[{"vendor":"microsoft","product":"microsoft bookings"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-94510","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94510"},{"url":"https://github.com/advisories/GHSA-cww8-4fq2-2hhj"}],"sources":{"cve":[{"id":"CVE-2026-94510","title":"Microsoft Bookings Elevation of Privilege Vulnerability","description":"Authorization bypass through user-controlled key in Microsoft Bookings allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-10-08T22:15:32.934Z","modified":"2026-11-10T20:46:43.183Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L/E:U/RL:O/RC:C","level":"critical","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-10T22:18:29.471829Z"}],"euvd":[{"id":"EUVD-2026-95398","description":"Authorization bypass through user-controlled key in Microsoft Bookings allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-10-08T22:15:32Z","modified":"2026-11-10T20:46:43Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L/E:U/RL:O/RC:C","level":"critical"}],"updated_at":"2026-11-10T22:23:55.284051Z"}],"ghsa":[{"id":"GHSA-cww8-4fq2-2hhj","title":"Authorization bypass through user-controlled key in Microsoft Bookings allows an unauthorized...","description":"Authorization bypass through user-controlled key in Microsoft Bookings allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-10-09T00:31:48Z","modified":"2026-10-09T00:31:56Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L","level":"critical"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:12:59.31428Z"}],"nvd":[{"id":"CVE-2026-94510","description":"Authorization bypass through user-controlled key in Microsoft Bookings allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-10-08T23:17:05.427Z","modified":"2026-10-10T04:18:19.577Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L","level":"critical","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:12:55.473789Z"}]}}