CVE-2026-13133: LINE LINE for Windows vulnerability
A vulnerability has been identified in LineInst.exe (LINE for Windows) prior to version 26.4.0, where Msftedit.dll is loaded via a relative path without a secure DLL search path, allowing a malicious DLL placed in the installer's directory to be loaded ahead of the legitimate System32 copy.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
LINE for Windows (LineInst.exe)to a version that resolves this vulnerability.Fixed in 26.4.0
Event History
Frequently Asked Questions
What is the severity of CVE-2026-13133?
The severity of CVE-2026-13133 is rated at 47, indicating a significant risk for users.
How can I fix CVE-2026-13133?
To fix CVE-2026-13133, update to LINE for Windows version 26.4.0 or later.
What does CVE-2026-13133 affect?
CVE-2026-13133 affects the LineInst.exe component of LINE for Windows prior to version 26.4.0.
What type of vulnerability is CVE-2026-13133?
CVE-2026-13133 is a DLL hijacking vulnerability that allows malicious DLLs to be loaded instead of the legitimate ones.
Who is affected by CVE-2026-13133?
Users of LINE for Windows prior to version 26.4.0 are affected by CVE-2026-13133.