CRITICAL 9.3 NVD
CVE-2026-121606
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
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.
References
- https://gist.github.com/gajgdm6-cpu/cf98af20ddb77f27a7c112214a6280f7
- https://vuldb.com/cve/CVE-2026-121606
- https://vuldb.com/submit/1023261
- https://vuldb.com/vuln/430443
- https://vuldb.com/vuln/430443/cti
This critical severity vulnerability with a CVSS score of 9.3 was published on 2026-11-04 via NVD.
Risk Timeline
CVE Disclosed2026-11-04 · -1 days ago
Remediation Resources
Official Advisory
vuldb.com/cve/CVE-2026-121606Official Advisory
vuldb.com/vuln/430443Analysis & PoC
vuldb.com/submit/1023261
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