{"id":"CVE-2026-78577","title":"Tapo C120 v1 and C200 V5\ncontain a vulnerability in the HTTPS onboarding scan function due to missing authentication.\nAfter initial setup, an unauthenticated attacker on the same local network can\ninvoke the scan action and retrieve near…","summary":"Tapo C120 v1 and C200 V5\ncontain a vulnerability in the HTTPS onboarding scan function due to missing authentication.\nAfter initial setup, an unauthenticated attacker on the same local network can\ninvoke the scan action and retrieve near…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","cwe":["CWE-306"],"vendor":"TP-Link Systems Inc.","product":"Tapo C200 v5","affected":["tapo_c200_v5 < V5_1.4.6 Build 260709 Rel.27675n","tapo_c120_v1 < V1_1.9.4 Build 260813 Rel.79754n"],"published":"2026-10-01","updated":"2026-10-01","sourceUpdated":"2026-10-01T20:36:38.330","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-78577","references":[{"url":"https://www.tp-link.com/en/support/download/tapo-c120/v1.26/#Firmware-Release-Notes","label":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/en/support/download/tapo-c200/v5/#Firmware-Release-Notes","label":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/us/support/download/tapo-c120/v1.26/#Firmware-Release-Notes","label":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/us/support/download/tapo-c200/v5/#Firmware-Release-Notes","label":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/us/support/faq/5321/","label":"f23511db-6c3e-4e32-a477-6aa17d310630"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-01T18:08:50.711151Z"},"cvssSource":"cna","ingestedAt":"2026-10-01T18:55:42.377Z","epss":0.00162,"epssPercentile":0.05354,"slug":"CVE-2026-78577","body":"## Overview\n\nTapo C120 v1 and C200 V5\ncontain a vulnerability in the HTTPS onboarding scan function due to missing authentication.\nAfter initial setup, an unauthenticated attacker on the same local network can\ninvoke the scan action and retrieve nearby wireless access-point metadata,\nincluding SSIDs, BSSIDs, authentication and encryption modes, and\nsignal-strength information.\n\n\n\n\n\n\n\n\n\nSuccessful\nexploitation may disclose information about the wireless environment\nsurrounding the camera, allowing an attacker to learn elements of the local\nwireless topology.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}