CVE-2026-4764

Privilege Escalation in Dialogflow CX via Playbook Import

Published Jun 11, 2026 CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
A Missing Authorization vulnerability in the playbook import functionality in Dialogflow CX on Google Cloud Platform allows an authenticated user with specific roles to escalate privileges and potentially take over a GCP project using a maliciously crafted playbook import.


This vulnerability was patched on 15 March 2026, and no customer action is needed.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Google
Google cloud Dialogflow Cx
Vendors & Products Google
Google cloud Dialogflow Cx
Type Values Removed Values Added
Description A Missing Authorization vulnerability in the playbook import functionality in Dialogflow CX on Google Cloud Platform allows an authenticated user with specific roles to escalate privileges and potentially take over a GCP project using a maliciously crafted playbook import. This vulnerability was patched on 15 March 2026, and no customer action is needed.
Title Privilege Escalation in Dialogflow CX via Playbook Import
Weaknesses CWE-862
References
Metrics cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Clear'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GoogleCloud
Published
Updated
Jun 11, 2026, 12:41 PM
Reserved
Mar 24, 2026, 11:41 AM
Status
Awaiting Analysis
Published
Jun 11, 2026, 12:16 PM
Modified
Oct 26, 2026, 11:10 AM