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CVE-2025-13427

Published Dec 18, 2025 CWE-287 EPSS 0.48% (39th pctl)

Overview

CVE-2025-13427 is a known-severity vulnerability. It was published on December 18, 2025.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Frequently Asked Questions

What is CVE-2025-13427?

CVE-2025-13427 is a known-severity vulnerability. It was published on December 18, 2025.

How severe is CVE-2025-13427?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2025-13427?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-13427?

CyberStrike's AI-powered security agents can automatically detect CVE-2025-13427 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.