Is CVE-2026-12778 actively exploited?

No active exploitation of CVE-2026-12778 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-12778 be exploited remotely?

No. CVE-2026-12778 requires local access to exploit.

What is the CVSS score of CVE-2026-12778?

CVE-2026-12778 has a CVSS score of 7.8 (HIGH).

HOME VULNERABILITIESCVE-2026-12778

HIGH

CVE-2026-12778

CWE-266Published: June 21, 2026· Updated: Jun 22, 2026

7.8

CVSS v3.1

EPSS:0.11%probability of exploitation in 30 daysPercentile:1.7th

Official 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.

NVD Source

Technical Analysis

CVE-2026-12778 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.