{"id":"CVE-2021-22941","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-22941","summary":"Improper Access Control in Citrix ShareFile storage zones controller before 5.11.20 may allow an unauthenticated attacker to remotely compromise the storage zones controller.","details":"Improper Access Control in Citrix ShareFile storage zones controller before 5.11.20 may allow an unauthenticated attacker to remotely compromise the storage zones controller.","published":"2021-09-23T12:44:31.000Z","modified":"2025-10-21T23:25:31.338Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.53585,"percentile":0.98932,"asOf":"2026-09-15"},"cisaKev":null,"exploitsKnown":5,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://support.citrix.com/article/CTX328123"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22941"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2025-10-21T23:25:31.338Z"}}