---
id: CVE-2026-103541
title: A vulnerability was detected in formtools.org Form Tools up to 3.1.1
summary: >-
  A vulnerability was detected in formtools.org Form Tools up to 3.1.1. This
  issue affects the function Files::uploadFile of the file
  global/code/actions.php of the component Ajax Handler. The manipulation
  results in unrestricted upload. I…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-284
  - CWE-434
vendor: formtools.org
product: Form Tools
affected:
  - form_tools 3.1.0
  - form_tools 3.1.1
published: '2026-10-01'
updated: '2026-10-01'
sourceUpdated: '2026-10-01T06:17:05.630'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-103541'
references:
  - url: 'https://github.com/formtools/core/issues/957'
    label: cna@vuldb.com
  - url: 'https://github.com/wawyw/cve_report/blob/main/formtools_2.md'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-103541'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/957902'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/412351'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/412351/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-01T05:37:57.559Z'
---

## Overview

A vulnerability was detected in formtools.org Form Tools up to 3.1.1. This issue affects the function Files::uploadFile of the file global/code/actions.php of the component Ajax Handler. The manipulation results in unrestricted upload. It is possible to launch the attack remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.