Is CVE-2026-12780 actively exploited?

No active exploitation of CVE-2026-12780 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-12780 be exploited remotely?

No. CVE-2026-12780 requires local access to exploit.

What is the CVSS score of CVE-2026-12780?

CVE-2026-12780 has a CVSS score of 7.8 (HIGH).

HOME VULNERABILITIESCVE-2026-12780

HIGH

CVE-2026-12780

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

7.8

CVSS v3.1

EPSS:0.11%probability of exploitation in 30 daysPercentile:1.6th

Official Description

A vulnerability was determined in AOMEI Backupper up to 8.3.0. Impacted is an unknown function in the library amwrtdrv.sys of the component Kernel Driver. Executing a manipulation can lead to improper access controls. The attack needs to be launched locally. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Technical Analysis

CVE-2026-12780 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.