CVE-2026-15475

MiniTool Partition Wizard Signed Kernel Driver pwdrvio.sys access control

MEDIUM
5.3
CVSS Score
Published: July 12, 2026 at 02:15 AM UTC
Updated: October 25, 2026 at 03:10 PM UTC
1 product affected across 1 vendorPartition Wizard

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.1%
SSVC
PoC

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Vendor states this is fixed in 13.9 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-284CWE-266

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