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Vulnerability · Published Jul 12, 2026 · Assigned by VulDB

CVE-2026-15475MiniTool Partition Wizard Signed Kernel Driver pwdrvio.sys access control

Medium 5.3

In plain English

A medium-severity improper access control in Partition Wizard from MiniTool. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.1%top 96.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A weakness has been identified in MiniTool Partition Wizard up to 13.6. The affected element is an unknown function in the library pwdrvio.sys of the component Signed Kernel Driver. This manipulation causes improper access controls. The attack can only be executed locally. The exploit has been made available to the public and could be used for attacks. Upgrading to version 13.9 is sufficient to fix this issue. The affected component should be upgraded. The vendor was contacted early about this disclosure.

Affected products (as reported)

VendorProductVersions
MiniTool Partition Wizard 13.013.113.213.313.413.513.6

Weakness: CWE-284, CWE-266 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

References