CVE-2026-56291
CRITICAL KEV NUCLEIJoomla Extension - balbooa.com - Unauthenticated file upload in Balbooa Forms extension < 2.4.1
Title source: cnaExploitation Summary
CVE-2026-56291 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added July 10, 2026. EIP tracks 6 public exploits from researchers including ChiefYoru, HORKimhab, 0xdenis77. A Nuclei detection template is also available.
AI-analyzed exploit summary This exploit targets CVE-2026-56291, a pre-authentication remote code execution vulnerability in Balbooa Forms Joomla extension. It abuses the `form.uploadAttachmentFile` endpoint to upload a malicious PHP webshell by bypassing file type restrictions.
Description
Joomla Extension - balbooa.com - Unauthenticated file upload in Balbooa Forms extension < 2.4.1 - The Joomla extension Balbooa Forms is vulnerable to an unauthenticated arbitrary file upload that allows uploading executable files and leads to full RCE.
Exploits (6)
This exploit targets CVE-2026-56291, a pre-authentication remote code execution vulnerability in Balbooa Forms Joomla extension. It abuses the `form.uploadAttachmentFile` endpoint to upload a malicious PHP webshell by bypassing file type restrictions.
The repository contains a placeholder markdown file for CVE-2026-56291, describing an unauthenticated arbitrary file upload vulnerability in the Balbooa Forms Joomla extension (< 2.4.1) leading to RCE. However, no functional exploit code or technical details are provided.
This repository contains a functional exploit for CVE-2026-56291, an unauthenticated arbitrary PHP file upload vulnerability in Balbooa Forms Joomla component (< 2.4.1). The exploit leverages the `form.uploadAttachmentFile` task to upload malicious PHP files and achieve remote code execution (RCE).
This YAML file is a Nuclei template designed to detect the presence of Balbooa Forms Joomla component (com_baforms) and extract version information. It does not exploit the vulnerability but identifies targets vulnerable to CVE-2026-56291, an unauthenticated arbitrary PHP file upload leading to RCE.
This repository contains a functional exploit for CVE-2026-56291, a pre-authentication arbitrary file upload vulnerability in Balbooa Forms Joomla extension (< 2.4.1). The exploit leverages the unprotected `form.uploadAttachmentFile` task to upload PHP shells and achieve remote code execution (RCE).
This repository contains a functional exploit for CVE-2026-56291, an unauthenticated arbitrary PHP file upload vulnerability in Balbooa Forms Joomla component (< 2.4.1). The exploit leverages the `form.uploadAttachmentFile` task to upload malicious PHP files and achieve remote code execution (RCE).
Nuclei Templates (1)
body="com_baforms"
References (3)
Scores
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H