{"id":"CVE-2026-53562","title":"Improper link resolution before file access ('link following') vulnerability in Citrix UniconOS.\n\nThis issue affects UniconOS: before 2607 CR and before 2603 LTSR CU2.","summary":"Improper link resolution before file access ('link following') vulnerability in Citrix UniconOS.\n\nThis issue affects UniconOS: before 2607 CR and before 2603 LTSR CU2.","severity":"high","cwe":["CWE-59"],"published":"2026-10-13","updated":"2026-10-14","sourceUpdated":"2026-10-14T16:04:11.750","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-53562","references":[{"url":"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697187","label":"secure@citrix.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-13T17:38:53.194Z","vendor":"Citrix","product":"UniconOS","affected":["UniconOS < 2607 CR","UniconOS < 2603 LTSR CU2"],"cvss":8.5,"cvssVector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-13T17:10:42.055600Z"},"cvssSource":"cna","epss":0.00203,"epssPercentile":0.10216,"slug":"CVE-2026-53562","body":"## Overview\n\nImproper link resolution before file access ('link following') vulnerability in Citrix UniconOS.\n\nThis issue affects UniconOS: before 2607 CR and before 2603 LTSR CU2.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":47,"depthScoreParts":{"impact":46.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":221121,"id":"CVE-2026-53562","ts":1792030749381,"field":"cvss","old":null,"new":"8.5"},{"seq":221120,"id":"CVE-2026-53562","ts":1792030749381,"field":"severity","old":"none","new":"high"}]}