CVE-2026-103541CWE-284CWE-434broken-access-controlunrestricted-file-upload

CVE-2026-103541

Medium · published October 1, 2026

CVSS v3.1
6.3
EPSS
0%
Percentile
10.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00209 · 10.6th percentile
Weaknesses
CWE-284 · Improper Access Control; CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2026-10-01T10:17Z
References (6)
https://github.com/formtools/core/issues/957 · [email protected]https://github.com/wawyw/cve_report/blob/main/formtools_2.md · [email protected]https://vuldb.com/cve/CVE-2026-103541 · [email protected]https://vuldb.com/submit/957902 · [email protected]https://vuldb.com/vuln/412351 · [email protected]https://vuldb.com/vuln/412351/cti · [email protected]
EPSS history
Timeline
  • 03 OCT 03:41Z
    EPSS moved — → 0%
    epss
  • 01 OCT 05:30Z
    formtools.org Form Tools Ajax actions.php uploadFile unrestricted upload
    cvelistv5