Local Security Flaw in Qihoo 360 Total Security Affecting Nucleus Engine Monitoring Logic
CVE-2026-12214

8.5HIGH

Key Information:

Vendor

Qihoo

Status
360 Total Security
Vendor
CVE Published:
15 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-12214?

A security flaw has been identified in Qihoo 360 Total Security 6.0 that impacts the Nucleus Engine Monitoring Logic. This issue lies within the RpcStringBindingComposeW function, where a manipulation of the NetworkAddr argument can lead to a failure in the protection mechanisms. This vulnerability necessitates local access for exploitation. Publicly available exploits have been released, raising concerns for user safety. Despite early notification to the vendor, no response has been received regarding this serious issue.

Affected Version(s)

360 Total Security 6.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-12214 - Proof of Concept

References

https://vuldb.com/vuln/370858
vdb-entrytechnical-description
https://vuldb.com/vuln/370858/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-12214
third-party-advisory

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

gachong (VulDB User)
VulDB CNA Team
.