{"action":"Upgrade jenkins to 2.287-r0 or later.","affected":[{"fixed":"2.287-r0","introduced":"0"}],"component":"jenkins","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.20","exploited":false,"fixed_versions":["2.287-r0"],"id":"tcs_01M6GQHKA26W2PBT3MSYSQ20XG","modified_at":"2026-11-03T06:32:31.814342046Z","published_at":"2021-04-07T14:15:17.017Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-21640","https://security.alpinelinux.org/vuln/CVE-2021-21640"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-21640#Alpine:v3.20/jenkins","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-21640"}],"summary":"Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or"}