CVE-2026-21667

CRITICAL

Veeam Backup & Replication 12.0.0.1402-12.3.2.4465 - Authenticated Remote Code Execution

Title source: llm
STIX 2.1

Description

A vulnerability allowing an authenticated domain user to perform remote code execution (RCE) on the Backup Server.

References (1)

Core 1
Core References

Scores

CVSS v3 9.9
EPSS 0.0113
EPSS Percentile 62.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-284
Status published
Products (1)
veeam/veeam_backup_\&_replication 12.0.0.1402 - 12.3.2.4465
Published Mar 12, 2026
Tracked Since Mar 12, 2026