---
id: CVE-2026-101126
title: >-
  Joomla Extension - balbooa.com - File meta data tampering in Balbooa Forms <
  2.4.3.4 - The final form submission processes JSON arrays per upload field,
  checking only that IDs are numeric
summary: >-
  Joomla Extension - balbooa.com - File meta data tampering in Balbooa Forms <
  2.4.3.4 - The final form submission processes JSON arrays per upload field,
  checking only that IDs are numeric. Client-supplied filenames and display
  names are …
severity: medium
cvss: 6.9
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'
cwe:
  - CWE-22
  - CWE-73
vendor: balbooa.com
product: com_baforms
affected:
  - com_baforms 1.0.0-2.4.3.3
published: '2026-09-29'
updated: '2026-09-29'
sourceUpdated: '2026-09-29T17:17:05.050'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-101126'
references:
  - url: 'https://www.balbooa.com/'
    label: security@joomla.org
tags:
  - nvd
  - cve.org
cvssSource: cna
ingestedAt: '2026-09-29T17:41:02.203Z'
---

## Overview

Joomla Extension - balbooa.com - File meta data tampering in Balbooa Forms < 2.4.3.4 - The final form submission processes JSON arrays per upload field, checking only that IDs are numeric. Client-supplied filenames and display names are trusted directly, introducing potential cross-session claiming, metadata tampering, and path traversal risks (e.g., via getFilePath())

## Remediation

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