{"action":"Upgrade zabbix to 5.2.6-r0 or later.","affected":[{"fixed":"5.2.6-r0","introduced":"4.0.0"}],"component":"zabbix","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.21","exploited":false,"fixed_versions":["5.2.6-r0"],"id":"tcs_01M6GNQ1BBXW5KSSVVV8QEW26P","modified_at":"2026-11-03T06:32:27.740173961Z","published_at":"2021-03-03T17:15:12.753Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-27927","https://security.alpinelinux.org/vuln/CVE-2021-27927"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-27927#Alpine:v3.21/zabbix","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-27927"}],"summary":"In Zabbix from 4.0.x before 4.0.28rc1, 5.0.0alpha1 before 5.0.10rc1, 5.2.x before 5.2.6rc1, and 5.4.0alpha1 before 5.4.0beta2, the CControllerAuthenticationUpdate controller lacks a CSRF protection me"}