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CVE-2026-56291: Balbooa Forms Unrestricted Upload of File with Dangerous Type Vulnerability

criticalknown exploitedCVE-2026-56291
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.

CSIRTS triage

vendor: Balbooaproduct: Balbooa FormsRemote code execution
What
Balbooa Forms contains an unrestricted upload of file with dangerous type vulnerability allowing unauthenticated arbitrary file uploads.
Who is affected
Users of Balbooa Forms who allow file uploads.
Urgency
Immediate remediation is necessary as the vulnerability is actively exploited and classified as critical.
Action
Update to the latest version of Balbooa Forms to fix the vulnerability.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2026-07-10
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-56291

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-56291coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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