{"id":"CVE-2026-78547","title":"Out-of-bounds write vulnerability in Citrix Citrix Workspace app for Windows.\n\nThis issue affects Citrix Workspace app for Windows: before 2603.11 Current Release (CR), before 2507.1 LTSR CU3, and before LTSR 2607.","summary":"Out-of-bounds write vulnerability in Citrix Citrix Workspace app for Windows.\n\nThis issue affects Citrix Workspace app for Windows: before 2603.11 Current Release (CR), before 2507.1 LTSR CU3, and before LTSR 2607.","severity":"medium","cvss":4.4,"cvssVector":"CVSS:4.0/AV:P/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","cwe":["CWE-787"],"vendor":"Citrix","product":"Citrix Workspace app for Windows","affected":["workspace_app_for_windows < 2603.11 Current Release (CR)","workspace_app_for_windows < 2507.1 LTSR CU3","workspace_app_for_windows < LTSR 2607"],"published":"2026-09-11","updated":"2026-09-16","sourceUpdated":"2026-09-16T19:16:15.097","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-78547","references":[{"url":"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697034&articleTitle=Citrix_Workspace_app_for_Windows_Security_Bulletin_CVE_2026_78546_and_CVE_2026_78547","label":"secure@citrix.com"}],"tags":["nvd","cve.org"],"epss":0.00153,"epssPercentile":0.04806,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-11T19:34:11.126522Z"},"cvssSource":"cna","ingestedAt":"2026-09-14T00:35:28.533Z","slug":"CVE-2026-78547","body":"## Overview\n\nOut-of-bounds write vulnerability in Citrix Citrix Workspace app for Windows.\n\nThis issue affects Citrix Workspace app for Windows: before 2603.11 Current Release (CR), before 2507.1 LTSR CU3, and before LTSR 2607.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":24.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}