{"id":"CVE-2026-116116","title":"Yoosee GM8135S Camera Secure Boot signature verification","summary":"A vulnerability was detected in Yoosee GM8135S Camera 21.00.01.36. Affected is an unknown function of the component Secure Boot. Performing a manipulation results in improper verification of cryptographic signature. The attack needs to b…","severity":"high","cvss":8.2,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","cvssSource":"cna","cwe":["CWE-347","CWE-345"],"vendor":"Yoosee","product":"GM8135S Camera","affected":["gm8135s_camera 21.00.01.36"],"published":"2026-10-26","updated":"2026-10-26","sourceUpdated":"2026-10-26T04:00:19.398Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116116","references":[{"url":"https://vuldb.com/vuln/426184","label":"VDB-426184 | Yoosee GM8135S Camera Secure Boot signature verification"},{"url":"https://vuldb.com/vuln/426184/cti","label":"VDB-426184 | CTI Indicators (IOB, IOC)"},{"url":"https://vuldb.com/cve/CVE-2026-116116","label":"CVE-2026-116116 | CVE Analysis and Report"},{"url":"https://vuldb.com/submit/1004712","label":"Submit #1004712 | Gwelltimes Technology Yoosee Smart Camera GM8135S 21.00.01.36 Insufficient Verification of Data Authenticity"},{"url":"https://akosibrylle.me/writeups/yoosee-cve"}],"tags":["cve.org"],"ingestedAt":"2026-10-26T04:17:21.299Z","slug":"CVE-2026-116116","body":"## Overview\n\nA vulnerability was detected in Yoosee GM8135S Camera 21.00.01.36. Affected is an unknown function of the component Secure Boot. Performing a manipulation results in improper verification of cryptographic signature. The attack needs to be approached locally. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.\n\n## Affected\n\n- `gm8135s_camera 21.00.01.36`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":45.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}