Description

An authentication bypass vulnerability in Google Cloud Dialogflow CX Messenger allowed unauthenticated users to interact with restricted chat agents, gaining access to the agents' knowledge and the ability to trigger their intents, by manipulating initialization parameters or crafting specific API requests. All versions after August 20th, 2025 have been updated to protect from this vulnerability. No user action is required for this.

INFO

Published Date :

2025-12-18T21:57:55.976Z

Last Modified :

2025-12-18T21:57:55.976Z

Source :

GoogleCloud
AFFECTED PRODUCTS

The following products are affected by CVE-2025-13427 vulnerability.

Vendors Products
Google
  • Cloud Dialogflow Cx
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-13427.

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability