#VU111218 Input validation error in Backup & Replication - CVE-2025-23121

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Main Vulnerability Database Vulnerabilities #VU111218

#VU111218 Input validation error in Backup & Replication - CVE-2025-23121

Published: June 17, 2025


Vulnerability identifier: #VU111218
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-23121
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vulnerable software:
Backup & Replication
Software vendor:
Veeam

Description

The vulnerability allows a remote user to compromise the Backup server.

The vulnerability exists due to insufficient validation of user-supplied input. A remote unprivileged domain user can send specially crafted request to the application and execute arbitrary code on the Backup server.

Note, this vulnerability only impacts domain-joined backup servers.


Remediation

Install updates from vendor's website.

External links