{"slug":"tplink-tapo-s500-v1-26-us","display_name":"Tapo S500","model_name":"Tapo S500","hardware_revision":"v1.26","region_code":"US","category":"other","vendor":{"slug":"tplink","name":"TP-Link"},"verdict":{"status":"unknown","label":"Not enough evidence","confidence":"low","reason":"only 2 release(s), too few to model a cadence","algorithm_version":"lifecycle-1","computed_at":"2026-09-29T22:14:42.492159+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":2,"first_release_date":"2023-06-09","last_release_date":"2026-09-20","days_since_last_release":9,"median_gap_days":null,"cadence_multiple":null,"observed_support":{"days":1199,"is_floor":true,"measured_from":"first_release"},"promise":{"end_date":null,"is_estimated":false,"is_floor":false,"honoured":null,"basis":"no_eol_announcement"},"cve_patch_latency_days":{"median":null,"measurable":false}},"releases":[{"version":"Tapo S500(US)_V1.26_1.4.1 Build 260825","channel":"stable","claimed_release_date":"2026-09-20","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-09-29T02:00:00.037084+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"Modifications and Bug Fixes: Enhanced device stability and security.","disclosure_score":0.31,"mentions_security":true,"cve_ids":[],"download_url":null,"evidence":{"id":202995,"source_url":"https://www.tp-link.com/us/support/download/tapo-s500/v1.26/","fetched_at":"2026-09-29T02:49:19.124210+00:00","observed_at":"2026-09-29T02:49:19.124210+00:00","http_status":200,"content_sha256":"72ecc5b11b466e5153ec9a7e9f4e6a44c6f80156cc8942e9da7403b1029423b3","html":"//firmwarewatch.cc/evidence/202995","raw":"//firmwarewatch.cc/evidence/202995/raw"}},{"version":"Tapo S500(US)_V1.26_1.1.8 Build 230413","channel":"stable","claimed_release_date":"2023-06-09","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-01T18:37:57.630436+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"Modifications and Bug fixes: 1. Added support for Auto-off Timer that always helps you cut off power to the connected devices at a set time to save energy. 2. Enhanced stability and performance. 3. Fixed some minor bugs.","disclosure_score":0.46,"mentions_security":false,"cve_ids":[],"download_url":null,"evidence":{"id":202995,"source_url":"https://www.tp-link.com/us/support/download/tapo-s500/v1.26/","fetched_at":"2026-09-29T02:49:19.124210+00:00","observed_at":"2026-09-29T02:49:19.124210+00:00","http_status":200,"content_sha256":"72ecc5b11b466e5153ec9a7e9f4e6a44c6f80156cc8942e9da7403b1029423b3","html":"//firmwarewatch.cc/evidence/202995","raw":"//firmwarewatch.cc/evidence/202995/raw"}}],"identifiers":[{"kind":"marketing_name","value":"Tapo S500","normalized":"tapo s500"}],"revisions":[{"slug":"tplink-tapo-s500-v1-2-us","hardware_revision":"v1.2","region_code":"US"},{"slug":"tplink-tapo-s500-v2-6-us","hardware_revision":"v2.6","region_code":"US"}],"evidence":{"archived_pages":1,"first_observed_at":"2026-08-01T18:37:57.630436+00:00"},"caveats":["No verdict: we looked and declined to judge. See verdict.reason — this is a statement about our evidence, not about the product.","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/tplink-tapo-s500-v1-26-us","self":"//firmwarewatch.cc/api/v1/products/tplink-tapo-s500-v1-26-us.json","vendor":"//firmwarewatch.cc/api/v1/vendors/tplink.json","feed":"//firmwarewatch.cc/feeds/devices/tplink-tapo-s500-v1-26-us.xml","methodology":"//firmwarewatch.cc/api/v1/methodology.json"}}