{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-4764: Privilege Escalation in Dialogflow CX via Playbook Import","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-4764","status":"final","version":"1","initial_release_date":"2026-06-11T10:13:40.082Z","current_release_date":"2026-06-11T12:41:05.278Z","revision_history":[{"date":"2026-06-11T10:13:40.082Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"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.\n\n\nThis vulnerability was patched on 15 March 2026, and no customer action is needed.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-4764 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-4764"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-4764"},{"category":"external","summary":"docs.cloud.google.com","url":"https://docs.cloud.google.com/dialogflow/docs/release-notes#May_07_2026"}]},"product_tree":{"branches":[{"category":"vendor","name":"Google Cloud","branches":[{"category":"product_name","name":"Dialogflow CX","branches":[{"category":"product_version_range","name":"<2026-03-15","product":{"name":"Google Cloud Dialogflow CX <2026-03-15","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:google_cloud:dialogflow_cx:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-4764","title":"Privilege Escalation in Dialogflow CX via Playbook Import","notes":[{"category":"description","text":"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.\n\n\nThis vulnerability was patched on 15 March 2026, and no customer action is needed.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"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","baseScore":9.4,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 2026-03-15.","product_ids":["CSAFPID-1"]}]}]}