CVE-2026-21709

MEDIUM

Veeam Backup and Replication <12.3.2 - Auth Bypass

Title source: llm
STIX 2.1

Description

A vulnerability allowing a local attacker with administrator privileges to bypass Windows Driver Signature Enforcement.

Scores

CVSS v3 6.7
EPSS 0.0001
EPSS Percentile 1.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-77
Status published
Products (2)
Veeam/Backup and Replication 12 - 12.3.2
Veeam/Software Appliance 13 - 13.0.1
Published Apr 17, 2026
Tracked Since Apr 17, 2026