Auth bypass in Onphase Forms

CVE-2026-19677

An authentication bypass vulnerability in the public onPhase/ frevvo registration form version 11.0.14 allows an unauthenticated remote attacker to authenticate as an arbitrary tenant user, obtain TenantAdmin and Designer privileges, and execute arbitrary operating system commands via manipulation of registration parameters containing a valid tenant name and existing user identifier.

Vulnerability class: Broken Authentication

Published · last modified .

EPSS exploit prediction

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Affected products

Weakness classification (CWE)

References