FileZilla Client 3.63.1 contains a DLL hijacking vulnerability that allows attackers to execute malicious code by placing a crafted TextShaping.dll in the application directory. Attackers can generate a reverse shell payload using msfvenom and replace the missing DLL to achieve remote code execution when the application launches.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Filezilla | — | Upgrade The FileZilla Project FileZilla to the latest version | Apr 10, 2026 | Dec 19, 2025 |
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