{"id":"CVE-2026-121606","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-121606","generatedAt":"2026-11-04T11:49:11.873Z","title":"A vulnerability has been found in Qihoo 360 D621-2, D603-2, D600-2, D619, D606-6 and D706 up to 6.4.9.","description":"A vulnerability has been found in Qihoo 360 D621-2, D603-2, D600-2, D619, D606-6 and D706 up to 6.4.9. Affected by this issue is the function verify_sign of the file fs2/bin/iscm of the component Firmware Signature Verification. Such manipulation of the argument sign leads to improper verification of cryptographic signature. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.","published":"2026-11-04T01:17:24.000Z","lastModified":"2026-11-04T01:17:24.000Z","status":"Deferred","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":9.3,"severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-345","CWE-347"],"affected":[],"epss":null,"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unscored. Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-11-04T01:17:24.000Z","detail":{"score":"9.3","severity":"CRITICAL","publishedAt":"2026-11-04T01:17:23.880Z"},"summary":"New CVE, critical severity (CVSS 9.3)."}],"references":[{"url":"https://gist.github.com/gajgdm6-cpu/cf98af20ddb77f27a7c112214a6280f7","source":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-121606","source":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/1023261","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/430443","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/430443/cti","source":"cna@vuldb.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-121606","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}