{"id":"GHSA-jm6p-wfjg-xm7x","aliases":["CVE-2021-4026"],"title":"bookstack is vulnerable to Improper Access Control","description":"bookstack is vulnerable to Improper Access Control.","severity":"medium","score":4.3,"published":"2021-12-01T18:26:48.000Z","modified":"2024-02-16T08:19:44.836Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"ssddanbrown/bookstack","ranges":[{"events":[{"introduced":"0"},{"fixed":"21.11.2"}],"type":"ECOSYSTEM"}],"versions":["0.7.2","V0.7.5","v0.10.0","v0.11.0","v0.11.1","v0.11.2","v0.12.0","v0.12.1","v0.12.2","v0.13.0","v0.13.1","v0.14.0","v0.14.1","v0.14.2","v0.14.3","v0.15.0","v0.15.1","v0.15.2","v0.15.3","v0.16.0","v0.16.1","v0.16.2","v0.16.3","v0.17.0","v0.17.1","v0.17.2","v0.17.3","v0.17.4","v0.18.0","v0.18.1","v0.18.2","v0.18.3","v0.18.4","v0.18.5","v0.19.0","v0.20.0","v0.20.1","v0.20.2","v0.20.3","v0.21.0","v0.22.0","v0.23.0","v0.23.1","v0.23.2","v0.24.0","v0.24.1","v0.24.2","v0.24.3","v0.25.0","v0.25.1","v0.25.2","v0.25.3","v0.25.4","v0.25.5","v0.26.0","v0.26.1","v0.26.2","v0.26.3","v0.26.4","v0.27","v0.27.1","v0.27.2","v0.27.3","v0.27.4","v0.27.5","v0.28.0","v0.28.1","v0.28.2","v0.28.3","v0.29.0","v0.29.1","v0.29.2","v0.29.3","v0.30.0","v0.30.1","v0.30.2","v0.30.3","v0.30.4","v0.30.5","v0.30.6","v0.30.7","v0.31.0","v0.31.1","v0.31.2","v0.31.3","v0.31.4","v0.31.5","v0.31.6","v0.31.7","v0.31.8","v0.5.0","v0.6.0","v0.6.1","v0.6.2","v0.6.3","v0.7.0","v0.7.3","v0.7.4","v0.7.6","v0.8.0","v0.8.1","v0.8.2","v0.9.0","v0.9.1","v0.9.2","v0.9.3","v21.04","v21.04.1","v21.04.2","v21.04.3","v21.04.4","v21.04.5","v21.04.6","v21.05","v21.05.1","v21.05.2","v21.05.3","v21.05.4","v21.08","v21.08.1","v21.08.2","v21.08.3","v21.08.4","v21.08.5","v21.08.6","v21.10","v21.10.1","v21.10.2","v21.10.3","v21.11","v21.11.1"],"fixed":["21.11.2"]}],"references":["https://nvd.nist.gov/vuln/detail/CVE-2021-4026","https://github.com/bookstackapp/bookstack/commit/b4fa82e3298a15443ca40bff205b7a16a1031d92","https://github.com/BookStackApp/BookStack/releases/tag/v21.11.2","https://github.com/bookstackapp/bookstack","https://huntr.dev/bounties/c6dfa80d-43e6-4b49-95af-cc031bb66b1d"],"sources":[{"name":"OSV","id":"GHSA-jm6p-wfjg-xm7x","modified":"2024-02-16T08:19:44.836906Z","url":"https://osv.dev/vulnerability/GHSA-jm6p-wfjg-xm7x"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":4.3}]}