{"id":"CVE-2026-88621","aliases":["EUVD-2026-78864","GHSA-52c3-83c9-5h54"],"status":"published","title":"OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload(...","description":"OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload() method in class/Api.php. An authenticated administrator can submit a non-HTML upload filename matching an existing file in the application's working directory. The application passes the user-controlled filename to unlink() when rejecting the upload, potentially causing file deletion and denial of service.","severity":{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-13","score":0.00308,"percentile":0.24003,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-706"],"published":"2026-09-15T00:00:00Z","modified":"2026-09-22T20:00:03Z","references":[{"url":"https://github.com/helloxz/onenav"},{"url":"https://github.com/returnwrong/returnwrong-security-advisories/blob/main/CVE-2026-88621.md"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88621"},{"url":"https://github.com/advisories/GHSA-52c3-83c9-5h54"}],"sources":{"cve":[{"id":"CVE-2026-88621","description":"OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload() method in class/Api.php. An authenticated administrator can submit a non-HTML upload filename matching an existing file in the application's working directory. The application passes the user-controlled filename to unlink() when rejecting the upload, potentially causing file deletion and denial of service.","status":"published","published":"2026-09-15T00:00:00Z","modified":"2026-09-22T15:00:43.194Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"adp"}],"cwes":["CWE-706"],"updated_at":"2026-11-02T13:42:04.39372Z"}],"euvd":[{"id":"EUVD-2026-78864","description":"OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload() method in class/Api.php. An authenticated administrator can submit a non-HTML upload filename matching an existing file in the application's working directory. The application passes the user-controlled filename to unlink() when rejecting the upload, potentially causing file deletion and denial of service.","status":"published","published":"2026-09-15T00:00:00Z","modified":"2026-09-22T15:00:43Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-02T17:28:02.937716Z"}],"ghsa":[{"id":"GHSA-52c3-83c9-5h54","title":"OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload(...","description":"OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload() method in class/Api.php. An authenticated administrator can submit a non-HTML upload filename matching an existing file in the application's working directory. The application passes the user-controlled filename to unlink() when rejecting the upload, potentially causing file deletion and denial of service.","status":"published","published":"2026-09-15T18:32:27Z","modified":"2026-09-22T18:34:24Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-706"],"updated_at":"2026-11-02T15:12:18.539197Z"}],"nvd":[{"id":"CVE-2026-88621","description":"OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload() method in class/Api.php. An authenticated administrator can submit a non-HTML upload filename matching an existing file in the application's working directory. The application passes the user-controlled filename to unlink() when rejecting the upload, potentially causing file deletion and denial of service.","status":"published","published":"2026-09-15T16:17:39.157Z","modified":"2026-09-22T20:00:03.713Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-706"],"updated_at":"2026-11-02T14:12:47.668237Z"}]}}