{"id":"CVE-2019-11634","aliases":["EUVD-2019-3304","GHSA-cqg8-w8fp-8gm6"],"status":"published","title":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","description":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","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":"2026-11-09","score":0.08091,"percentile":0.94856,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2019-05-22T16:46:42Z","modified":"2026-08-12T05:17:21Z","kev":{"date_added":"2021-11-03","due_date":"2022-05-03","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Known"},"exploitation":[{"source":"euvd","since":"2021-11-03"},{"source":"kev","since":"2021-11-03"}],"products":[{"vendor":"citrix","product":"receiver"},{"vendor":"citrix","product":"workspace"},{"vendor":"citrix","product":"workspace application and receiver for windows"}],"references":[{"url":"https://support.citrix.com/v1/search?searchQuery=%22%22\u0026lang=en\u0026sort=cr_date_desc\u0026prod=\u0026pver=\u0026ct=Security+Bulletin","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.citrix.com/article/CTX251986","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11634","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-11634"},{"url":"https://github.com/advisories/GHSA-cqg8-w8fp-8gm6"}],"sources":{"cve":[{"id":"CVE-2019-11634","description":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","status":"published","published":"2019-05-22T16:46:42Z","modified":"2026-08-12T03:55:49.649Z","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":"adp"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:20:26.416173Z"}],"euvd":[{"id":"EUVD-2019-3304","description":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","status":"published","published":"2019-05-22T16:46:42Z","modified":"2026-08-12T03:55:49Z","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"}],"exploited_since":"2021-11-03","updated_at":"2026-11-02T18:01:59.11112Z"}],"ghsa":[{"id":"GHSA-cqg8-w8fp-8gm6","title":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","description":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","status":"published","published":"2022-05-24T16:46:14Z","modified":"2025-10-22T00:31:41Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:04:04.176931Z"}],"kev":[{"id":"CVE-2019-11634","title":"Citrix Workspace Application and Receiver for Windows Remote Code Execution Vulnerability","description":"Citrix Workspace Application and Receiver for Windows contains remote code execution vulnerability resulting from local drive access preferences not being enforced into the clients' local drives.","kev":{"date_added":"2021-11-03","due_date":"2022-05-03","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Known"},"updated_at":"2026-11-02T17:00:17.050017Z"}],"nvd":[{"id":"CVE-2019-11634","description":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","status":"published","published":"2019-05-22T17:29:00.227Z","modified":"2026-08-12T05:17:21.31Z","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":"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"},{"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-284"],"updated_at":"2026-11-02T14:05:14.729983Z"}]}}