CVE-2025-67718 PUBLISHED

Formio improperly authorized permission elevation through specially crafted request path

Assigner: GitHub_M
Reserved: 10.12.2025 Published: 11.12.2025 Updated: 11.12.2025

Form.io is a combined Form and API platform for Serverless applications. Versions 3.5.6 and below and 4.0.0-rc.1 through 4.4.2 contain a flaw in path handling which could allow an attacker to access protected API endpoints by sending a crafted request path. An unauthenticated or unauthorized request could retrieve data from endpoints that should be protected. This issue is fixed in versions 3.5.7 and 4.4.3.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	formio
Product	formio
Versions	Version < 3.5.7 is affected Version >= 4.0.0-rc.1, < 4.4.3 is affected

References

Problem Types

CWE-178: Improper Handling of Case Sensitivity CWE
CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE