Privilege escalation in Aomei Backupper

CVE-2026-12780

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 b…

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-12780?
CVE-2026-12780 is a high-severity vulnerability in Aomei Backupper, classified under Incorrect Privilege Assignment. CVSS score: 7.8/10. Published 2026-06-21.
How severe is CVE-2026-12780?
High severity. CVSS v3 base score is 7.8 out of 10.