🛡️ CVE-2026-56291 — forms

🔴 CVSS 9.8 — Critical ⚠️ Exploit Public CWE-434 NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2026-56291 is classified as CWE-434: Unrestricted Upload of File with Dangerous Type. Uploads are accepted without restricting type, so an executable file can be placed where the server will run it.

Affected software

CVE-2026-56291 is recorded against 1 package.

  • forms (fixed in 2.4.1)

Timeline and source

Published on 9 July 2026 and last revised on 24 July 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

mysites.guru
www.balbooa.com
www.cisa.gov

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-434
Public Exploit ⚠️ Yes
Source NVD
Published 2026-07-09
Updated 2026-08-11
Modified 2026-07-24
Fix URL N/A

Affected Packages

Software From version Fixed in
forms — 2.4.1

Similar Threats

Exploit Protection

Are you running forms?

CVE-2026-56291 carries CVSS 9.8 Critical rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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