Paper/Archive/CVE-2026-4764

CVE-2026-4764

Google Cloud Dialogflow CX — Privilege Escalation in Dialogflow CX via Playbook Import

CVSS 9.4 (CNA)9.4 / 10 × 3028.2 Not in CISA KEV+300.0 EPSS percentile 10.8.108 × 202.2 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource

Dialogflow CX< 2026-03-152026-03-15CNA

Scores by source

GoogleCloud (CNA)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

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refdocs.cloud.google.com/dialogflow/docs/release-notes#May_07_2026