{"action":"Upgrade znuny to 6.5.22-1 or later.","affected":[{"fixed":"6.5.22-1","introduced":"0"}],"component":"znuny","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.5.22-1"],"id":"tcs_01M5NVE7X0H8PSPTCG5SSP90R2","modified_at":"2026-10-01T03:03:34.674848219Z","published_at":"2026-08-20T21:17:10.673Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-77506","https://security-tracker.debian.org/tracker/CVE-2026-77506"],"severity":{"label":"medium","score":4.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-77506#Debian:14/znuny","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-77506"}],"summary":"Znuny before LTS 6.5.22 allows AgentTicketEmailResend template XSS."}