{"id":"CVE-2026-84419","title":"Out-of-bounds write vulnerability in Citrix Workspace app for Windows.\n\nThis issue affects Workspace app for Windows: before 2603.20 CR, before LTSR 2607 Hotfix 1, and before LTSR 2507 CU3 Hotfix 1.","summary":"Out-of-bounds write vulnerability in Citrix Workspace app for Windows.\n\nThis issue affects Workspace app for Windows: before 2603.20 CR, before LTSR 2607 Hotfix 1, and before LTSR 2507 CU3 Hotfix 1.","severity":"medium","cvss":6.8,"cvssVector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","cwe":["CWE-787"],"vendor":"Citrix","product":"Workspace app for Windows","affected":["workspace_app_for_windows < 2603.20 CR","workspace_app_for_windows < LTSR 2607 Hotfix 1","workspace_app_for_windows < LTSR 2507 CU3 Hotfix 1"],"published":"2026-10-13","updated":"2026-10-15","sourceUpdated":"2026-10-15T17:17:29.137","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-84419","references":[{"url":"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697181","label":"secure@citrix.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-15T16:35:42.720335Z"},"cvssSource":"cna","epss":0.00134,"epssPercentile":0.02914,"ingestedAt":"2026-10-13T23:03:54.750Z","slug":"CVE-2026-84419","body":"## Overview\n\nOut-of-bounds write vulnerability in Citrix Workspace app for Windows.\n\nThis issue affects Workspace app for Windows: before 2603.20 CR, before LTSR 2607 Hotfix 1, and before LTSR 2507 CU3 Hotfix 1.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":37.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":221172,"id":"CVE-2026-84419","ts":1792030794701,"field":"cvss","old":null,"new":"6.8"},{"seq":221171,"id":"CVE-2026-84419","ts":1792030794701,"field":"severity","old":"none","new":"medium"}]}