CVE-2026-56291
CVE-2026-56291
Balbooa Forms Unrestricted Upload of File with Dangerous Type Vulnerability
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.
CVSS 4.0 · CNA · joomla.org
chance of exploitation in the next 30 days (EPSS; higher than 96% of CVEs)
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.
Scores
Affected products
- balbooa forms: < 2.4.1
Weakness: CWE-434
3 references (advisories, patches, write-ups)
- https://mysites.guru/blog/balbooa-forms-unauthenticated-file-upload-flaw/ · Exploit, Third Party Advisory
- https://www.balbooa.com/joomla-forms · Product
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-56291 · US Government Resource
Sources: NVD, CVE.org, FIRST EPSS. Missing ones did not answer or have no record yet.