{"id":"CVE-2019-11634","title":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","summary":"Citrix Workspace App before 1904 for Windows has Incorrect Access Control.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-284"],"vendor":"citrix","product":"receiver","affected":["receiver = 4.9","workspace < 1904"],"patched":["workspace 1904"],"published":"2019-05-22","updated":"2026-08-12","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2019-11634","references":[{"url":"https://support.citrix.com/article/CTX251986","label":"cve@mitre.org"},{"url":"https://support.citrix.com/v1/search?searchQuery=%22%22&lang=en&sort=cr_date_desc&prod=&pver=&ct=Security+Bulletin","label":"cve@mitre.org"},{"url":"https://support.citrix.com/article/CTX251986","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.citrix.com/v1/search?searchQuery=%22%22&lang=en&sort=cr_date_desc&prod=&pver=&ct=Security+Bulletin","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11634","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","kev","in-the-wild"],"epss":0.08026,"epssPercentile":0.94606,"kev":true,"kevDateAdded":"2021-11-03","kevDueDate":"2022-05-03","kevRansomware":true,"exploited":true,"ingestedAt":"2026-08-12T05:52:07.096Z","slug":"CVE-2019-11634","body":"## Overview\n\nCitrix Workspace App before 1904 for Windows has Incorrect Access Control.\n\n## Affected\n\n- `receiver = 4.9`\n- `workspace < 1904`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `workspace 1904`","depth":"hadal","depthScore":86,"depthScoreParts":{"impact":53.9,"likelihood":1.6,"exploitation":25,"ransomware":5},"changes":[]}