{"action":"Upgrade redmine to 5.0.0-1 or later.","affected":[{"fixed":"5.0.0-1","introduced":"0"}],"component":"redmine","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.0.0-1"],"id":"tcs_01M5NFNZXW5HNB8PC9Z1PWN7R1","modified_at":"2026-10-23T18:03:26.625645046Z","published_at":"2021-04-28T07:15:07.637Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-31865","https://security-tracker.debian.org/tracker/CVE-2021-31865"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-31865#Debian:13/redmine","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-31865"}],"summary":"Redmine before 4.0.9, 4.1.x before 4.1.3, and 4.2.x before 4.2.1 allows users to circumvent the allowed filename extensions of uploaded attachments."}