{"id":"CVE-2020-21057","details":"Directory Traversal vulnerability in FusionPBX 4.5.7, which allows a remote malicious user to delete folders on the system via the folder variable to app/edit/folderdelete.php.","modified":"2026-05-18T11:54:06.207925465Z","published":"2021-05-20T16:15:07.857Z","database_specific":{"unresolved_ranges":[{"vendor_product":"fusionpbx:fusionpbx","source":"CPE_FIELD","extracted_events":[{"last_affected":"4.5.7"}],"cpes":["cpe:2.3:a:fusionpbx:fusionpbx:4.5.7:*:*:*:*:*:*:*"]}]},"references":[{"type":"FIX","url":"https://github.com/fusionpbx/fusionpbx/commit/026c3958c3c7ca6b2ff067addc991aac8f41cf11"},{"type":"FIX","url":"https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-4/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/fusionpbx/fusionpbx","events":[{"introduced":"0"},{"fixed":"026c3958c3c7ca6b2ff067addc991aac8f41cf11"}],"database_specific":{"source":"REFERENCES"}}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-21057.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H"}]}