CVE-2025-67718
December 11, 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.
Affected Packages
https://github.com/formio/formio.git (GITHUB):
Affected version(s) >=v1.1.1 <v3.5.7Fix Suggestion:
Update to version v3.5.7https://github.com/formio/formio.git (GITHUB):
Affected version(s) >=v4.0.0 <v4.4.3Fix Suggestion:
Update to version v4.4.3formio (NPM):
Affected version(s) >=4.0.0-rc.1 <4.4.3Fix Suggestion:
Update to version 4.4.3formio (NPM):
Affected version(s) >=0.0.1 <3.5.7Fix Suggestion:
Update to version 3.5.7Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
EPSS
Base Score:
0.06
