CVE-2026-4764
Awaiting Analysis
Published: 11 Jun 2026, 10:13
Last modified:11 Jun 2026, 12:41
Vulnerability Summary
Overall Risk (default)
high
70/100 CVSS Score
9.4 CRITICAL
v4.0 (cve.org)
EPSS Score
0.04% LOW
0% probability
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
11 Jun 2026, 10:13
Published
Vulnerability first disclosed
11 Jun 2026, 12:41
Last Modified
Vulnerability information updated
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.
CVSS Metrics
- v4.0•CRITICAL•Score: 9.4CVSS: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
- v4.0•CRITICAL•Score: 9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Clear
EPSS Trends
Current EPSS score: 0.04%• Percentile: 12%
Techniques & Countermeasures
- CWE-862•Missing Authorization
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
Affected Systems
- google cloud•dialogflow cx
< 2026-03-15