{"slug":"asus-zenwifi-et9","display_name":"ZenWiFi ET9","model_name":"ZenWiFi ET9","hardware_revision":"","region_code":"","category":"mesh_node","vendor":{"slug":"asus","name":"ASUS"},"verdict":{"status":"active","label":"Actively updated","confidence":"high","reason":"131 days since the last release against a median gap of 129 (1.0x)","algorithm_version":"lifecycle-1","computed_at":"2026-09-30T02:14:47.796832+00:00","thresholds":{"quiet_days":730,"active_max_days":365,"active_multiple":1.5,"slowing_multiple":3.0,"max_gap_dispersion":1.0,"high_confidence_releases":5,"min_releases_for_cadence":3,"never_updated_min_age_days":365}},"measurements":{"release_count":6,"first_release_date":"2024-09-25","last_release_date":"2026-05-22","days_since_last_release":131,"median_gap_days":129.0,"cadence_multiple":1.016,"observed_support":{"days":604,"is_floor":true,"measured_from":"first_release"},"promise":{"end_date":null,"is_estimated":false,"is_floor":false,"honoured":null,"basis":null},"cve_patch_latency_days":{"median":null,"measurable":false}},"releases":[{"version":"3.0.0.4.388_25306","channel":"stable","claimed_release_date":"2026-05-22","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-02T11:15:35.628116+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"Security FixesEnhanced DNS Handling: Improved DNS name processing to address potential memory issues that could occur in rare cases during name format conversion, enhancing system security and robustness.Strengthened Execution Module Safeguards: Improved protections for system execution modules to reduce the risk of unauthorized substitution during specific processes.","disclosure_score":0.36,"mentions_security":true,"cve_ids":[],"download_url":null,"evidence":{"id":203633,"source_url":"https://www.asus.com/networking-iot-servers/whole-home-mesh-systems/asus-zenwifi/asus-zenwifi-et9/helpdesk_bios?model2Name=ASUS-ZenWiFi-ET9","fetched_at":"2026-09-29T03:07:49.770054+00:00","observed_at":"2026-09-29T03:07:49.770054+00:00","http_status":200,"content_sha256":"f8abf3dc59cceb929f4cbd6edb8e8736924a227f10a6f21dc0510da97a230da2","html":"//firmwarewatch.cc/evidence/203633","raw":"//firmwarewatch.cc/evidence/203633/raw"}},{"version":"3.0.0.4.388_25265","channel":"stable","claimed_release_date":"2025-10-29","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-02T11:15:35.628116+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"- Enhanced system stability.- Enhanced input validation and refactored legacy string handling routines to ensure robust memory management.- Addressed multiple security weaknesses in AiCloud service by enforcing strict credential verification, implementing robust file path validation, and hardening command execution logic to prevent unauthorized access and manipulation of system resources.- Implemented comprehensive validation and expanded command filtering in the web history API.- Strengthened input validation and directory handling in the VPN configuration upload interface.- Fixed an issue that allowed certain user settings to be bypassed, improving overall user control and protection.","disclosure_score":0.41,"mentions_security":true,"cve_ids":[],"download_url":null,"evidence":{"id":203633,"source_url":"https://www.asus.com/networking-iot-servers/whole-home-mesh-systems/asus-zenwifi/asus-zenwifi-et9/helpdesk_bios?model2Name=ASUS-ZenWiFi-ET9","fetched_at":"2026-09-29T03:07:49.770054+00:00","observed_at":"2026-09-29T03:07:49.770054+00:00","http_status":200,"content_sha256":"f8abf3dc59cceb929f4cbd6edb8e8736924a227f10a6f21dc0510da97a230da2","html":"//firmwarewatch.cc/evidence/203633","raw":"//firmwarewatch.cc/evidence/203633/raw"}},{"version":"3.0.0.4.388_25215","channel":"stable","claimed_release_date":"2025-05-14","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-02T11:15:35.628116+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"- Improved compatibility with certain IoT devices.- Optimized the app’s remote access capabilities for a smoother and more reliable connection.","disclosure_score":0.32,"mentions_security":false,"cve_ids":[],"download_url":null,"evidence":{"id":203633,"source_url":"https://www.asus.com/networking-iot-servers/whole-home-mesh-systems/asus-zenwifi/asus-zenwifi-et9/helpdesk_bios?model2Name=ASUS-ZenWiFi-ET9","fetched_at":"2026-09-29T03:07:49.770054+00:00","observed_at":"2026-09-29T03:07:49.770054+00:00","http_status":200,"content_sha256":"f8abf3dc59cceb929f4cbd6edb8e8736924a227f10a6f21dc0510da97a230da2","html":"//firmwarewatch.cc/evidence/203633","raw":"//firmwarewatch.cc/evidence/203633/raw"}},{"version":"3.0.0.4.388_25160","channel":"stable","claimed_release_date":"2025-03-28","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-02T11:15:35.628116+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"1. Fixed the UI issue in Chrome.2. Fixed client binding issues in Mesh scenarios.3. Enhanced input parameter handling techniques to improve data processing stability and system security.4. Enhance system access control mechanisms.","disclosure_score":0.49,"mentions_security":true,"cve_ids":[],"download_url":null,"evidence":{"id":203633,"source_url":"https://www.asus.com/networking-iot-servers/whole-home-mesh-systems/asus-zenwifi/asus-zenwifi-et9/helpdesk_bios?model2Name=ASUS-ZenWiFi-ET9","fetched_at":"2026-09-29T03:07:49.770054+00:00","observed_at":"2026-09-29T03:07:49.770054+00:00","http_status":200,"content_sha256":"f8abf3dc59cceb929f4cbd6edb8e8736924a227f10a6f21dc0510da97a230da2","html":"//firmwarewatch.cc/evidence/203633","raw":"//firmwarewatch.cc/evidence/203633/raw"}},{"version":"3.0.0.4.388_25146","channel":"stable","claimed_release_date":"2024-11-19","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-02T11:15:35.628116+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"1. Strengthened input validation and data processing workflows to further protect information security.2. Enhanced AiCloud password protection mechanisms, safeguarding against unauthorized access attempts.3. Enhanced device security through improved buffer handling in connection features.4. Refined data handling processes, ensuring secure and accurate information management.5. Enhanced file access control mechanisms, promoting a more secure operating environment.6. Strengthened certificate protection, providing enhanced data security.","disclosure_score":0.58,"mentions_security":true,"cve_ids":[],"download_url":null,"evidence":{"id":203633,"source_url":"https://www.asus.com/networking-iot-servers/whole-home-mesh-systems/asus-zenwifi/asus-zenwifi-et9/helpdesk_bios?model2Name=ASUS-ZenWiFi-ET9","fetched_at":"2026-09-29T03:07:49.770054+00:00","observed_at":"2026-09-29T03:07:49.770054+00:00","http_status":200,"content_sha256":"f8abf3dc59cceb929f4cbd6edb8e8736924a227f10a6f21dc0510da97a230da2","html":"//firmwarewatch.cc/evidence/203633","raw":"//firmwarewatch.cc/evidence/203633/raw"}},{"version":"3.0.0.4.388_24829","channel":"stable","claimed_release_date":"2024-09-25","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-02T11:15:35.628116+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"1. Optimized memory management mechanisms, improving system efficiency and stability.2. Strengthened input validation and data processing workflows, further protecting your information security.3. Improved web rendering engine, enhancing browsing experience and security.4. Enhanced security of system command processing to guard against potential malicious operations.5. Perfected JavaScript-related security mechanisms, offering a more secure web interaction environment.","disclosure_score":0.57,"mentions_security":true,"cve_ids":[],"download_url":null,"evidence":{"id":203633,"source_url":"https://www.asus.com/networking-iot-servers/whole-home-mesh-systems/asus-zenwifi/asus-zenwifi-et9/helpdesk_bios?model2Name=ASUS-ZenWiFi-ET9","fetched_at":"2026-09-29T03:07:49.770054+00:00","observed_at":"2026-09-29T03:07:49.770054+00:00","http_status":200,"content_sha256":"f8abf3dc59cceb929f4cbd6edb8e8736924a227f10a6f21dc0510da97a230da2","html":"//firmwarewatch.cc/evidence/203633","raw":"//firmwarewatch.cc/evidence/203633/raw"}}],"identifiers":[{"kind":"marketing_name","value":"ZenWiFi ET9","normalized":"zenwifi et9"}],"revisions":[],"evidence":{"archived_pages":1,"first_observed_at":"2026-08-02T11:15:35.628116+00:00"},"caveats":["observed_support.days is a lower bound: it runs from the first firmware we saw, because no source here publishes launch dates.","Patch latency is not computable for this product: its changelogs name no CVE ids."],"links":{"html":"//firmwarewatch.cc/devices/asus-zenwifi-et9","self":"//firmwarewatch.cc/api/v1/products/asus-zenwifi-et9.json","vendor":"//firmwarewatch.cc/api/v1/vendors/asus.json","feed":"//firmwarewatch.cc/feeds/devices/asus-zenwifi-et9.xml","methodology":"//firmwarewatch.cc/api/v1/methodology.json"}}