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CVE-2026-19677 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://frevvo-docs.atlassian.net/wiki/spaces/frevvo110/overview?homepageId=1069252609	MON-CSIRT
https://frevvo-docs.atlassian.net/wiki/spaces/frevvo110/pages/1069273270/Detailed+Release+Notes	MON-CSIRT

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-306	Missing Authentication for Critical Function	MON-CSIRT

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

Date	Action	Recorded By
Nov 2, 2026	CVE Modified	CISA-ADP
Oct 23, 2026	New CVE Received	MON-CSIRT