AOMEI Partition Assistant Kernel Driver ampa10.sys access control (CVE-2026-12778) | HOL Guard CVE

High · CVSS 7.8CVE-2026-12778

AOMEI Partition Assistant Kernel Driver ampa10.sys access control

Answer in brief

CVE-2026-12778 records a High severity (CVSS 7.8) vulnerability in AOMEI Partition Assistant Kernel Driver ampa10.sys access control. The current sources do not mark it as known exploited. The current feed maps AOMEI/Partition Assistant (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jun 21, 2026Updated Jun 22, 2026Source checked Sep 19, 2026First seen by HOL Jun 21, 2026Material review Jun 22, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 7.8
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps AOMEI/Partition Assistant (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
AOMEI/Partition Assistantgeneric	10.10.0 \|\| 10.10.1	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for AOMEI/Partition Assistant.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Jun 21, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Jun 22, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Jun 21, 2026

Sources and claim methodology

Upstream source description

A vulnerability has been found in AOMEI Partition Assistant up to 10.10.1. This vulnerability affects unknown code in the library ampa10.sys of the component Kernel Driver. Such manipulation leads to improper access controls. The attack must be carried out 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.

Quoted source text, attributed separately from HOL analysis.