CVE-2026-56291

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.

Scoring

• CVSS: 9.8 (CRITICAL, 3.1)
• EPSS exploitation probability: Not yet available
• EPSS percentile: Not yet available

CISA KEV status

• Added to KEV: 2026-07-10
• Remediation due date: 2026-07-13
• Known ransomware campaign use: Unknown

Weakness types (CWE)

• CWE-434

References

• https://mysites.guru/blog/balbooa-forms-unauthenticated-file-upload-flaw/
• https://www.balbooa.com/joomla-forms
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-56291

More from Balbooa

• No other tracked CVEs for this vendor yet.