{"id":"CVE-2026-104478","title":"Formwork before 2.3.13 contains a path traversal vulnerability in BackupController that allows authenticated panel users to read or delete arbitrary files","summary":"Formwork before 2.3.13 contains a path traversal vulnerability in BackupController that allows authenticated panel users to read or delete arbitrary files. Attackers with backup download or delete permission can supply a base64-encoded b…","severity":"high","cvss":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L","cwe":["CWE-22"],"vendor":"getformwork","product":"formwork","affected":["formwork < 2.3.13"],"published":"2026-10-03","updated":"2026-10-03","sourceUpdated":"2026-10-03T00:16:36.220","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-104478","references":[{"url":"https://github.com/getformwork/formwork","label":"disclosure@vulncheck.com"},{"url":"https://github.com/getformwork/formwork/commit/89e7821a6fcee89474cd401b3dde0c1dccb0687f","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/formwork-before-2.3.13-path-traversal-via-backupcontroller-download-and-delete","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-02T23:34:57.409Z","slug":"CVE-2026-104478","body":"## Overview\n\nFormwork before 2.3.13 contains a path traversal vulnerability in BackupController that allows authenticated panel users to read or delete arbitrary files. Attackers with backup download or delete permission can supply a base64-encoded backslash-separated traversal payload that bypasses PHP basename on Linux to access files outside the backup directory.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}