Medium 5.3Published Jul 11, 2026

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

Updated under an hour ago (Oct 27, 2026, 12:30 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for MiniTool Partition Wizard

Exploited in the last 30 days

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.

CVSS: 5.3 MEDIUM (v3.1, CNA)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
Weakness (CWE): CWE-284, CWE-266
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Jul 13, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

MiniTool Partition Wizard minitool:partition_wizard	13.0; 13.1; 13.2; 13.3; 13.4; 13.5; 13.6; 13.9 not affected	CNA record

References

References

https://vuldb.com/vuln/377780	vdb-entry
https://vuldb.com/vuln/377780/cti	signature, permissions-required
https://vuldb.com/cve/CVE-2026-15475	third-party-advisory
https://vuldb.com/submit/833842	third-party-advisory
https://winslow1984.com/books/cve-collection/page/minitool-partition-wizard-kernel-driver-pwdrviosys-local-privilege-escalation	exploit
https://www.minitool.com/partition-manager/upgrade-history.html	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.