{"schema_version":1,"title":"Tenda O3 vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 5 vulnerabilities in Tenda O3: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-36791, was published on 9 June 2026.","url":"https://junglewise.ai/threats/technologies/o3","json_url":"https://junglewise.ai/threats/technologies/o3.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/o3","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":5,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":5},"latest":[{"cve":"CVE-2026-36791","cvss":7.5,"slug":"cve-2026-36791-tenda-o3v3-stack-overflow-in-formsetcfm","title":"Tenda O3v3 stack overflow in formSetCfm","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.57+00:00","url":"https://junglewise.ai/threats/cve-2026-36791-tenda-o3v3-stack-overflow-in-formsetcfm"},{"cve":"CVE-2026-36784","cvss":7.5,"slug":"cve-2026-36784-tenda-o3-wireless-router-stack-overflow-in-fromnettoolget","title":"Tenda O3 Wireless Router stack overflow in fromNetToolGet","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.44+00:00","url":"https://junglewise.ai/threats/cve-2026-36784-tenda-o3-wireless-router-stack-overflow-in-fromnettoolget"},{"cve":"CVE-2026-36783","cvss":7.5,"slug":"cve-2026-36783-tenda-o3-wireless-router-stack-overflow-in-fromnettoolget","title":"Tenda O3 Wireless Router stack overflow in fromNetToolGet","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.323+00:00","url":"https://junglewise.ai/threats/cve-2026-36783-tenda-o3-wireless-router-stack-overflow-in-fromnettoolget"},{"cve":"CVE-2026-36779","cvss":7.5,"slug":"cve-2026-36779-tenda-o3-wireless-router-stack-overflow-in-fromvirtualser","title":"Tenda O3 Wireless Router stack overflow in fromVirtualSer","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.213+00:00","url":"https://junglewise.ai/threats/cve-2026-36779-tenda-o3-wireless-router-stack-overflow-in-fromvirtualser"},{"cve":"CVE-2026-36778","cvss":7.5,"slug":"cve-2026-36778-tenda-o3-wireless-router-stack-overflow-in-r7webssecurityhandler","title":"Tenda O3 Wireless Router stack overflow in R7WebsSecurityHandler","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.09+00:00","url":"https://junglewise.ai/threats/cve-2026-36778-tenda-o3-wireless-router-stack-overflow-in-r7webssecurityhandler"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Tenda F451","slug":"f451","vulnerabilities":16,"url":"https://junglewise.ai/threats/technologies/f451"},{"name":"Tenda CP3","slug":"cp3","vulnerabilities":14,"url":"https://junglewise.ai/threats/technologies/cp3"},{"name":"Tenda F451 Firmware","slug":"f451-firmware","vulnerabilities":13,"url":"https://junglewise.ai/threats/technologies/f451-firmware"},{"name":"Tenda W20E","slug":"w20e","vulnerabilities":11,"url":"https://junglewise.ai/threats/technologies/w20e"},{"name":"Tenda G0","slug":"g0","vulnerabilities":10,"url":"https://junglewise.ai/threats/technologies/g0"},{"name":"Tenda W15E","slug":"w15e","vulnerabilities":10,"url":"https://junglewise.ai/threats/technologies/w15e"},{"name":"Tenda HG10","slug":"hg10","vulnerabilities":8,"url":"https://junglewise.ai/threats/technologies/hg10"},{"name":"Tenda W3 Wireless Router","slug":"w3-wireless-router","vulnerabilities":8,"url":"https://junglewise.ai/threats/technologies/w3-wireless-router"},{"name":"Tenda CH22","slug":"ch22","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/ch22"},{"name":"Tenda CX12L","slug":"cx12l","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/cx12l"},{"name":"Tenda CX12L Firmware","slug":"cx12l-firmware","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/cx12l-firmware"},{"name":"Tenda 5G03","slug":"5g03","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/5g03"}],"technology":{"hub":true,"name":"Tenda O3","slug":"o3","vendor":{"name":"Tenda","slug":"tenda","url":"https://junglewise.ai/threats/vendors/tenda"},"aliases":["o3-wireless-router"],"category":"firmware","homepage":"https://www.tendacn.com/product/O3.html","repo_url":"https://www.tendacn.com/product/O3.html","description":"Firmware for the Tenda O3 outdoor point-to-point wireless bridge.","url":"https://junglewise.ai/threats/technologies/o3"},"most_severe":[{"cve":"CVE-2026-36791","cvss":7.5,"slug":"cve-2026-36791-tenda-o3v3-stack-overflow-in-formsetcfm","title":"Tenda O3v3 stack overflow in formSetCfm","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.57+00:00","url":"https://junglewise.ai/threats/cve-2026-36791-tenda-o3v3-stack-overflow-in-formsetcfm"},{"cve":"CVE-2026-36784","cvss":7.5,"slug":"cve-2026-36784-tenda-o3-wireless-router-stack-overflow-in-fromnettoolget","title":"Tenda O3 Wireless Router stack overflow in fromNetToolGet","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.44+00:00","url":"https://junglewise.ai/threats/cve-2026-36784-tenda-o3-wireless-router-stack-overflow-in-fromnettoolget"},{"cve":"CVE-2026-36783","cvss":7.5,"slug":"cve-2026-36783-tenda-o3-wireless-router-stack-overflow-in-fromnettoolget","title":"Tenda O3 Wireless Router stack overflow in fromNetToolGet","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.323+00:00","url":"https://junglewise.ai/threats/cve-2026-36783-tenda-o3-wireless-router-stack-overflow-in-fromnettoolget"},{"cve":"CVE-2026-36779","cvss":7.5,"slug":"cve-2026-36779-tenda-o3-wireless-router-stack-overflow-in-fromvirtualser","title":"Tenda O3 Wireless Router stack overflow in fromVirtualSer","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.213+00:00","url":"https://junglewise.ai/threats/cve-2026-36779-tenda-o3-wireless-router-stack-overflow-in-fromvirtualser"},{"cve":"CVE-2026-36778","cvss":7.5,"slug":"cve-2026-36778-tenda-o3-wireless-router-stack-overflow-in-r7webssecurityhandler","title":"Tenda O3 Wireless Router stack overflow in R7WebsSecurityHandler","severity":"info","exploited":false,"published_at":"2026-06-09T19:17:44.09+00:00","url":"https://junglewise.ai/threats/cve-2026-36778-tenda-o3-wireless-router-stack-overflow-in-r7webssecurityhandler"}],"generated_at":"2026-09-26T09:11:00.170868+00:00"}