{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-53408: Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-53408","status":"final","version":"1","initial_release_date":"2026-06-12T17:57:01.887Z","current_release_date":"2026-06-12T18:57:10.848Z","revision_history":[{"date":"2026-06-12T17:57:01.887Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-53408 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-53408"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-53408"},{"category":"external","summary":"zoom.com","url":"https://www.zoom.com/en/trust/security-bulletin/zsb-26010"}]},"product_tree":{"branches":[{"category":"vendor","name":"Zoom Communications","branches":[{"category":"product_name","name":"Zoom Workplace","branches":[{"category":"product_version_range","name":"<7.0.4","product":{"name":"Zoom Communications Zoom Workplace <7.0.4","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:zoom_communications:zoom_workplace:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-53408","title":"Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7","notes":[{"category":"description","text":"Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","baseScore":8.1,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 7.0.4.","product_ids":["CSAFPID-1"]}]}]}