{"id":"CVE-2021-22891","aliases":["EUVD-2021-10023","GHSA-8jfh-ph5c-r74h"],"status":"published","title":"A missing authorization vulnerability exists in Citrix ShareFile Storage Zones Controller before...","description":"A missing authorization vulnerability exists in Citrix ShareFile Storage Zones Controller before 5.7.3, 5.8.3, 5.9.3, 5.10.1 and 5.11.18 may allow unauthenticated remote compromise of the Storage Zones Controller.","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","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01081,"percentile":0.65622,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2021-05-27T11:15:16Z","modified":"2026-06-17T03:37:57Z","products":[{"vendor":"citrix","product":"citrix sharefile storage zones controller"},{"vendor":"citrix","product":"sharefile_storagezones_controller"}],"references":[{"url":"https://support.citrix.com/article/CTX310780","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22891"},{"url":"https://github.com/advisories/GHSA-8jfh-ph5c-r74h"}],"sources":{"cve":[{"id":"CVE-2021-22891","description":"A missing authorization vulnerability exists in Citrix ShareFile Storage Zones Controller before 5.7.3, 5.8.3, 5.9.3, 5.10.1 and 5.11.18 may allow unauthenticated remote compromise of the Storage Zones Controller.","status":"published","published":"2021-05-27T11:15:16Z","modified":"2024-08-03T18:58:26.072Z","cwes":["CWE-862"],"updated_at":"2026-11-02T14:32:57.368269Z"}],"euvd":[{"id":"EUVD-2021-10023","description":"A missing authorization vulnerability exists in Citrix ShareFile Storage Zones Controller before 5.7.3, 5.8.3, 5.9.3, 5.10.1 and 5.11.18 may allow unauthenticated remote compromise of the Storage Zones Controller.","status":"published","published":"2021-05-27T11:15:16Z","modified":"2024-08-03T18:58:26Z","updated_at":"2026-11-03T03:25:01.154097Z"}],"ghsa":[{"id":"GHSA-8jfh-ph5c-r74h","title":"A missing authorization vulnerability exists in Citrix ShareFile Storage Zones Controller before...","description":"A missing authorization vulnerability exists in Citrix ShareFile Storage Zones Controller before 5.7.3, 5.8.3, 5.9.3, 5.10.1 and 5.11.18 may allow unauthenticated remote compromise of the Storage Zones Controller.","status":"published","published":"2022-05-24T19:03:30Z","modified":"2023-01-29T05:07:46Z","cwes":["CWE-862"],"updated_at":"2026-11-02T14:46:11.123221Z"}],"nvd":[{"id":"CVE-2021-22891","description":"A missing authorization vulnerability exists in Citrix ShareFile Storage Zones Controller before 5.7.3, 5.8.3, 5.9.3, 5.10.1 and 5.11.18 may allow unauthenticated remote compromise of the Storage Zones Controller.","status":"published","published":"2021-05-27T12:15:07.847Z","modified":"2026-06-17T03:37:57.737Z","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":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:06:53.987491Z"}]}}