Critical 10.0Known exploited (CISA KEV)Published Jul 9, 2026

CVE-2026-56291Joomla Extension - balbooa.com - Unauthenticated file upload in Balbooa Forms extension < 2.4.1

Updated under an hour ago (2026-10-19 04:50 UTC)

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It affects balbooa.com Balbooa Forms extension for Joomla and 1 other product. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Jul 10, 2026; federal agencies had to remediate by Jul 13, 2026. Treat that date as your deadline.

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Every CVE for balbooa.com Balbooa Forms extension for Joomla

Exploited in the last 30 days

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.

CVSS: 10.0 CRITICAL (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red
Weakness (CWE): CWE-434
Known exploited: Added to CISA KEV Jul 10, 2026; federal remediation due Jul 13, 2026Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
EPSS (exploitation in the next 30 days): 14.85% (percentile 97)
Assigned by: Joomla
NVD analysis: Analyzed
Record last updated: Aug 12, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

balbooa.com balbooa.com Balbooa Forms extension for Joomla balbooa.com:balbooa_forms_extension_for_joomla (from the name)	1.0-2.4.0	CNA record
balbooa forms balbooa:forms	before 2.4.1	NVD

References

https://www.balbooa.com/joomla-formsproduct
https://mysites.guru/blog/balbooa-forms-unauthenticated-file-upload-flaw/third-party-advisory, exploit
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-56291us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.