{"id":"ALPINE-CVE-2021-21640","details":"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 already-used names.","modified":"2026-11-03T06:32:31.814342046Z","published":"2021-04-07T14:15:17.017Z","upstream":["CVE-2021-21640"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-21640"}],"affected":[{"package":{"name":"jenkins","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}},{"package":{"name":"jenkins","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/jenkins?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.287-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21640.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"}]}