{"id":"CVE-2026-9032","revision":"67d087ae3a794a09a734862026991fdf","records":[{"revision":"67d087ae3a794a09a734862026991fdf","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-9032","aliases":[],"title":"Unauthenticated Onboarding Connect NULL Pointer Dereference Denial of Service Vulnerability in TP-Link Tapo C120 & C200","description":"Tapo C120 v1 and C200 v5\ncontain a NULL pointer dereference in the HTTPS onboarding connect request parser.\u00A0 The interface is reachable without\nauthentication after initial setup and does not validate that a password field\nis present for certain authentication and encryption parameter combinations,\nallowing a malformed request from the same local network to crash the HTTPS service\n\n\n\n\n\n\n\n\n\n\n\u00A0Successful exploitation may\ntemporarily make HTTPS management functions unavailable. Repeated malformed\nrequests may sustain the denial-of-service condition, and recovery may in some\ncases require a device reboot.","state":0,"publishedAt":"2026-10-01T17:41:31.004+00:00","modifiedAt":"2026-10-06T18:02:10.874+00:00","affected":[{"ecosystem":"Vendor product","name":"Tapo C200 V5","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"TP-Link Systems Inc.\",\n                    \"product\": \"Tapo C200 V5\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"V5_1.4.6 Build 260709 Rel.27675n\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"},{"ecosystem":"Vendor product","name":"Tapo C120 V1","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"TP-Link Systems Inc.\",\n                    \"product\": \"Tapo C120 V1\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"V1_1.9.4 Build 260813 Rel.79754n\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":7.1,"severity":"HIGH"}],"references":["https://www.tp-link.com/us/support/download/tapo-c200/v5/#Firmware-Release-Notes","https://www.tp-link.com/en/support/download/tapo-c200/v5/#Firmware-Release-Notes","https://www.tp-link.com/us/support/download/tapo-c120/v1.26/#Firmware-Release-Notes","https://www.tp-link.com/en/support/download/tapo-c120/v1.26/#Firmware-Release-Notes","https://www.tp-link.com/us/support/faq/5321/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-9032","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-9032","identifiers":["CVE-2026-9032"]},"retained":false,"historicalAffected":[]}],"coverage":[]}