CVE-2026-21708

A vulnerability allowing a Backup Viewer to perform remote code execution (RCE) as the postgres user.

CVSS v3 9.9 CRITICAL

9.9^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.1 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact LOW

Scope CHANGED

References

Link	Resource
https://www.veeam.com/kb4830	Vendor Advisory
https://www.veeam.com/kb4831	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:veeam:veeam_backup_\&_replication:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-03-12 17:16

Updated : 2026-06-17 10:18

NVD link : CVE-2026-21708

Mitre link : CVE-2026-21708

CVE.ORG link : CVE-2026-21708

JSON object : View

Products Affected

veeam

veeam_backup_\&_replication

CWE

CWE-89

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

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