CVE-2025-48983 Privilege escalation in Backup and Replication
An authenticated domain user can achieve remote code execution on Veeam Backup infrastructure hosts via the Mount service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-48983?
CVE-2025-48983 is a critical vulnerability in Veeam Backup and Replication, published on 30 Oct 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability in the Mount service of Veeam Backup & Replication, which allows for remote code execution (RCE) on the Backup infrastructure hosts by an authenticated domain user.
Weakness: CWE-284
Which versions are affected by CVE-2025-48983?
It affects 1 product.
Products include Veeam Veeam Backup \& Replication.
How do I fix CVE-2025-48983?
No fix has been published for CVE-2025-48983 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-48983 being exploited?
There is no known exploitation of CVE-2025-48983 in the wild and no public exploit code.
Other vulnerabilities in Veeam Backup and Replication
- CVE-2024-40711 Veeam Backup and Replication Deserialization
- CVE-2022-26501 Veeam Backup & Replication Remote Code Execution
- CVE-2022-26500 Veeam Backup & Replication Remote Code Execution
- CVE-2023-27532 Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function
- CVE-2026-21666 Missing authorization in Backup and Replication
Sources
Also known as GHSA-38j8-hq5r-g743.