Permission Issue in IObit Malware Fighter by IObit
CVE-2026-12201

4.8MEDIUM

Key Information:

Vendor

Iobit

Status
Malware Fighter
Vendor
CVE Published:
15 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-12201?

A security flaw exists in IObit Malware Fighter versions up to 13.2.0, specifically related to its DLL Handler component. This vulnerability introduces permission issues that can be exploited by attackers with local access to the system. The exploit has already been made public, which raises concerns over the potential for misuse. Despite early communication attempts, the vendor has not responded to the disclosure.

Affected Version(s)

Malware Fighter 13.0

Malware Fighter 13.1

Malware Fighter 13.2.0

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-2026-12201 - Proof of Concept

References

https://vuldb.com/vuln/370844
vdb-entry
https://vuldb.com/vuln/370844/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-12201
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

nathan2 (VulDB User)
VulDB CNA Team
.