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{"analysis": {"en": {"generated_at": "2026-04-17T21:38:59.433075+00:00", "value": {"mitigation_remediation": ["Apply the latest Tenda AC8 firmware update available from the vendor\u2019s website to fix the buffer overflow in the WifiGuestSet handler", "If a firmware update cannot be applied, disable the guest WiFi share speed feature or block external access to the /goform/WifiGuestSet endpoint to prevent remote exploitation", "Continuously monitor device logs and network traffic for anomalous activity and enforce firewall rules to restrict unauthorized external access to the router"], "summary": {"action": "Patch Now", "impact": "Remote buffer overflow potentially enabling code execution on the device"}, "threat_synthesis": {"affected_systems": "The vulnerability affects Tenda AC8 routers running firmware version 16.03.33.05; no other versions are listed as affected in the provided data.", "description_and_impact": "The Tenda AC8 firmware 16.03.33.05 contains a buffer overflow flaw in the fromSetWifiGusetBasic function exposed via the httpd /goform/WifiGuestSet endpoint; manipulation of the shareSpeed argument can overflow the stack and lead to arbitrary code execution if triggered remotely.", "risk_and_exploitability": "With a CVSS score of 8.7 the flaw is high severity; the EPSS score being less than 1% indicates a low current exploitation probability, and it is not listed in CISA\u2019s KEV catalog. The attack can be launched from a remote host without authentication, leveraging the publicly available exploit code to potentially gain full control of the device."}}}}, "created": "2026-02-09T10:39:19.891699+00:00", "updated": "2026-04-17T21:45:28.632045+00:00", "vendors": ["tenda", "tenda$PRODUCT$ac8"]}