CVE-2026-56291
Balbooa Forms Unrestricted Upload of File with Dangerous Type Vulnerability
CVSS
9.8
Critical
EPSS
0.8%
p54
KEV
YES
Jul 10, 2026
Exploit Today
66
0-100
Published: Jul 9, 2026 · Last modified: Jul 11, 2026 · CWE-434
Product
Balbooa / Forms
Vulnerability
Balbooa Forms Unrestricted Upload of File with Dangerous Type Vulnerability
Added to KEV
Jul 10, 2026
Remediate by
Jul 13, 2026
Known ransomware use
No
Summary description
Balbooa Forms contains an unrestricted upload of file with dangerous type vulnerability that allows an unauthenticated arbitrary file upload which could allow uploading of executable files leading to full RCE.
Required action
Apply 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.
Notes
https://www.balbooa.com/joomla-forms ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-56291
The Joomla extension Balbooa Forms is vulnerable to an unauthenticated arbitrary file upload that allows uploading executable files and leads to full RCE.