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 backslash-separated traversal payload that bypasses PHP basename on Linux to access files outside the backup directory.
History

Mon, 05 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 02 Oct 2026 23:30:00 +0000

Type Values Removed Values Added
Description 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 backslash-separated traversal payload that bypasses PHP basename on Linux to access files outside the backup directory.
Title Formwork before 2.3.13 Path Traversal via BackupController Download and Delete
First Time appeared Formwork Project
Formwork Project formwork
Weaknesses CWE-22
CPEs cpe:2.3:a:formwork_project:formwork:*:*:*:*:*:*:*:*
Vendors & Products Formwork Project
Formwork Project formwork
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-02T23:28:48.001Z

Updated: 2026-10-05T16:06:44.402Z

Reserved: 2026-10-02T00:55:58.388Z

Link: CVE-2026-104478

cve-icon Vulnrichment

Updated: 2026-10-05T16:06:38.395Z

cve-icon NVD

Status : Deferred

Published: 2026-10-03T00:16:36.083

Modified: 2026-10-05T16:17:05.713

Link: CVE-2026-104478

cve-icon Redhat

No data.