{"id":"CVE-2020-21057","aliases":["EUVD-2020-13836","GHSA-37g3-xgx7-448m"],"status":"published","title":"Directory Traversal vulnerability in FusionPBX 4.5.7, which allows a remote malicious user to...","description":"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.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01508,"percentile":0.74593,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2021-05-20T15:51:48Z","modified":"2026-10-20T10:52:09Z","products":[{"vendor":"fusionpbx","product":"fusionpbx"}],"references":[{"url":"https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-4/","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://github.com/fusionpbx/fusionpbx/commit/026c3958c3c7ca6b2ff067addc991aac8f41cf11","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-21057"},{"url":"https://github.com/advisories/GHSA-37g3-xgx7-448m"}],"sources":{"cve":[{"id":"CVE-2020-21057","description":"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.","status":"published","published":"2021-05-20T15:51:48Z","modified":"2024-08-04T14:22:25.557Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-13836","description":"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.","status":"published","published":"2021-05-20T15:51:48Z","modified":"2024-08-04T14:22:25Z","updated_at":"2026-11-03T03:07:23.734565Z"}],"ghsa":[{"id":"GHSA-37g3-xgx7-448m","title":"Directory Traversal vulnerability in FusionPBX 4.5.7, which allows a remote malicious user to...","description":"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.","status":"published","published":"2022-05-24T19:02:50Z","modified":"2023-01-29T05:06:45Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:46:05.419939Z"}],"nvd":[{"id":"CVE-2020-21057","description":"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.","status":"published","published":"2021-05-20T16:15:07.857Z","modified":"2026-06-17T03:03:31.97Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5.5,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:06:39.25999Z"}],"osv":[{"id":"CVE-2020-21057","description":"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.","status":"published","published":"2021-05-20T16:15:07.857Z","modified":"2026-10-20T10:52:09.381010678Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:15.212689Z"}]}}