Vulnerability · Published Jul 17, 2026 · Assigned by Wordfence
CVE-2026-15160Ninja Forms - Excel Export <= 3.3.6 - Missing Authorization to Authenticated (Subscriber+) XLS Write via Path Traversal
Medium 4.3
In plain English
A medium-severity path traversal in Ninja Forms - Excel Export from SaturdayDrive. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).
Official description
The Ninja Forms - Excel Export plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 3.3.6 via the 'spreadsheet_export_tmp_name' parameter. This makes it possible for authenticated attackers, with subscriber-level access and above, to write .xls/.xlsx files to arbitrary locations on the server, which can be used to stage further attacks.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SaturdayDrive | Ninja Forms - Excel Export | 0 – through 3.3.6 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/24fb24cc-c29f-4d2d-87ba-5d211386e7dd?source=cve
- https://plugins.trac.wordpress.org/browser/ninja-forms-excel-export/trunk/includes/Handlers/ExportFile.php#L485
- https://plugins.trac.wordpress.org/browser/ninja-forms-excel-export/trunk/includes/Admin/ExtractPostData.php#L125
- https://plugins.trac.wordpress.org/browser/ninja-forms-excel-export/trunk/ninja-forms-excel-export.php#L95