CVE-2026-12780CWE-266CWE-284broken-access-control

CVE-2026-12780

High · published June 21, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
5.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00163 · 5.2th percentile
Weaknesses
CWE-266 · Incorrect Privilege Assignment; CWE-284 · Improper Access Control
Published
2026-06-21T10:16Z
References (6)
https://vuldb.com/cve/CVE-2026-12780 · [email protected]https://vuldb.com/submit/835609 · [email protected]https://vuldb.com/vuln/372521 · [email protected]https://vuldb.com/vuln/372521/cti · [email protected]https://winslow1984.com/books/cve-collection/page/aomei-backupper-830-kernel-driver-amwrtdrvsys-local-privilege-escalation · [email protected]https://www.kb.cert.org/vuls/id/687587 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 21 JUN 05:30Z
    AOMEI Backupper Kernel Driver amwrtdrv.sys access control
    cvelistv5