{"id":"CVE-2026-50591","title":"In Znuny LTS before 6.5.21 and Znuny before 7.3.3, XSS can occur via stored user preferences.","summary":"In Znuny LTS before 6.5.21 and Znuny before 7.3.3, XSS can occur via stored user preferences.","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"published":"2026-06-05","updated":"2026-10-06","sourceUpdated":"2026-10-06T22:10:00.247","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-50591","references":[{"url":"https://www.znuny.org/en/advisories/zsa-2026-11","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.00226,"epssPercentile":0.12172,"ingestedAt":"2026-10-06T22:23:15.932Z","slug":"CVE-2026-50591","body":"## Overview\n\nIn Znuny LTS before 6.5.21 and Znuny before 7.3.3, XSS can occur via stored user preferences.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":29.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}