#VU123971 Input validation error in Backup & Replication - CVE-2026-21708

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Main Vulnerability Database Vulnerabilities #VU123971

#VU123971 Input validation error in Backup & Replication - CVE-2026-21708

Published: March 12, 2026


Vulnerability identifier: #VU123971
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-21708
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Backup & Replication
Software vendor:
Veeam

Description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote user can execute arbitrary code with privileged of the postgres user.


Remediation

Install updates from vendor's website.

External links