CVE-2025-0221: i0bit Protected Folder

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability has been found in IOBit Protected Folder up to 1.3.0 and classified as problematic. This vulnerability affects the function 0x22200c in the library pffilter.sys of the component IOCTL Handler. The manipulation leads to null pointer dereference. The attack needs to be approached locally. 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.

Affected products

• i0bit Protected Folder: up to and including 1.3.0

Published 2025-01-05. Last modified 2026-06-17.